Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

12 comparisons are ready for you on this page

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Loq 15Irx9 Core I7 13650Hx Rtx 4060 8Gb 512Gb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Loq 15Irx9 Core I7 13650Hx Rtx 4060 8Gb 512Gb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 23.9 * 258.7 * 359.8 millimeter (mm)
Product Weight 2.5 kilogram (kg) 2.3 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs
Dedicated Graphics Memory 6GB GDDR5 type 8GB GDDR6 type
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true true
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false -
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 4-cell battery with 60 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true true
Fingerprint Sensor false false
Card Reader true false
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology 2 x 2W speakers
CPU Generation -
Processor Details - 13th Gen Core i7 processors / 14 cores / 20 threads / 10nm lithography
Integrated Graphics with Processor -
GPU Details -
RAM Type -
Panel Technology -
Refresh Rate - 144 hertz (hz)
Display Panel Coating Type - Matte
Other Display Features - 16:9 aspect ratio / 1000:1 contrast ratio / 100% sRGB color gamut coverage / 300 nits brightness / Advanced Optimus and NVIDIA G-SYNC support
Wireless Communication Details -
USB Type C Port Details - 1x USB Type-C 3.2 Gen 2 port with DisplayPort 1.4 and Power Delivery support

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo V15 G3 Core i5-1235U Iris Xe 8GB 1TB

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo V15 G3 Core i5-1235U Iris Xe 8GB 1TB

Size and Dimensions 23 * 262 * 384 millimeter (mm) 19.9 * 236 * 359 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.7 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB 1 terabyte (tb)
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true true
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 2-cell battery with 38 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true false
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology 2 x 1.5W speakers with Dolby Audio support
CPU Generation -
Processor Details - 12th Gen Core i5 processors / 1 core / 12 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Panel Technology -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte
Other Display Features - 45% NTSC color gamut coverage / 16:9 aspect ratio / 250 nits brightness
Charger Type -
Webcam Details - HD-720p with IR sensor and Windows Hello support

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Dell Latitude 3420 Core i5-1135G7 Iris Xe 16GB 512GB

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Dell Latitude 3420 Core i5-1135G7 Iris Xe 16GB 512GB

Size and Dimensions 23 * 262 * 384 millimeter (mm) 17.6 * 226 * 326 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.52 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 14 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false -
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 4-cell battery with 54 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology 2 x 2W speakers
CPU Generation -
Processor Details - 11th Gen Core i5 processors / 4 cores / 8 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Panel Technology -
Display Panel Coating Type - Matte
Other Display Features - 250 nits brightness / 45% NTSC color gamut coverage
Wireless Communication Details -
USB Type C Port Details - 1 USB Type-C port (USB 3.2 Gen 2x2) with DisplayPort and Power Delivery support

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo IdeaPad Slim 3 Core i3-N305 UHD Xe 8GB 1TB

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo IdeaPad Slim 3 Core i3-N305 UHD Xe 8GB 1TB

Size and Dimensions 23 * 262 * 384 millimeter (mm) 17.9 * 235 * 359.3 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.55 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB 1 terabyte (tb)
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true false
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 3-cell battery with 47 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology Internal stereo speakers
CPU Generation -
Processor Details - 13th Gen Core i3 processors / 8 cores / 8 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Panel Technology -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Ideapad 3 Core I7 1255U Iris Xe 8Gb 1Tb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Ideapad 3 Core I7 1255U Iris Xe 8Gb 1Tb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 19.9 * 236.5 * 359.2 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.65 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB 1 terabyte (tb)
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 3-cell battery with 45 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology Internal stereo speakers
CPU Generation -
Processor Details - 12th Gen Core i7 processors / 10 cores / 12 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Thinkpad E16 Gen 1 Core I5 1335U Iris Xe 16Gb 512Gb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Thinkpad E16 Gen 1 Core I5 1335U Iris Xe 16Gb 512Gb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 19.85 * 247.7 * 356.1 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.81 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage
Display Size 15.6 inch 16 inch
Display Resolution FHD - 1920×1080 WUXGA - 1920×1200
Touchscreen Capability false false
Ethernet Port true true
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false true
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity Battery with 57 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true true
Fingerprint Sensor false true
Card Reader true false
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology 2 x 2W speakers with Dolby Atmos support
CPU Generation -
Processor Details - 13th Gen Core i5 processors / 10 cores / 12 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Panel Technology -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte
Other Display Features - 16:10 aspect ratio / 300 nits brightness / 800:1 contrast ratio / 45% NTSC color gamut coverage
USB Type C Port Details -
Charger Type -
Webcam Details -

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Ideapad 3 Core I5 1235U Iris Xe 12Gb 1Tb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Ideapad 3 Core I5 1235U Iris Xe 12Gb 1Tb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 19.9 * 236.5 * 359.2 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.65 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB 1 terabyte (tb)
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 2-cell battery with 38 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology Internal stereo speakers
CPU Generation -
Processor Details - 12th Gen Core i5 processors / 10 cores / 12 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Panel Technology -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte
USB Type C Port Details - 1x USB Type-C port

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lg Gram 13 13Z980 Core I7 256Gb 8Gb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lg Gram 13 13Z980 Core I7 256Gb 8Gb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 431.8x254x76.2 millimeter (mm)
Product Weight 2.5 kilogram (kg) 0.96 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz 1.6 gigahertz (ghz)
Cache Memory Size -
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 13.3 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false true
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true false
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 72Wh
Battery life (hours) 3:00 hour (h) 18 hour (h)
Optical Drive false false
Webcam true true
Backlit Keyboard true true
Fingerprint Sensor false true
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version Windows 10 Home
Speaker Type 3.5W speakers with SonicMaster technology Yes
Integrated Graphics with Processor -
Pixel Density on Display -
Panel Technology -
Global Price - 1350 dollar ($) \$

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith HP 250 G9 Core i5-1235U Iris Xe 16GB 512GB

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

HP 250 G9 Core i5-1235U Iris Xe 16GB 512GB

Size and Dimensions 23 * 262 * 384 millimeter (mm) 19.9 * 242 * 358 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.74 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false false
Ethernet Port true true
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity 3-cell lithium-ion battery with 41 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true true
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version -
Speaker Type 3.5W speakers with SonicMaster technology Internal stereo speakers
CPU Generation -
Processor Details - 12th Gen Core i5 processors / 10 cores / 12 threads / 10nm lithography
Integrated Graphics with Processor -
RAM Type -
Refresh Rate - 60 hertz (hz)
Display Panel Coating Type - Matte
Other Display Features - 250 nits brightness / 45% NTSC color gamut coverage
Wireless Communication Details -
Charger Type -
Webcam Details -

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Chromebook C340 11

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Chromebook C340 11

Size and Dimensions 23 * 262 * 384 millimeter (mm) 290 * 207.8 * x 17.8 millimeter (mm)
Product Weight 2.5 kilogram (kg) 1.18 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz -
Cache Memory Size -
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory 6GB GDDR5 type -
RAM Capacity
Storage Capacity 2TB
Storage Type Hybrid Storage
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage -
Display Size 15.6 inch 11.6 inch
Display Resolution FHD - 1920×1080 HD - 1366×768
Touchscreen Capability false false
Ethernet Port true false
Wireless Network Capability true true
Bluetooth Support false true
VGA Port false false
HDMI true false
DVI Port false false
USB Type C port true true
Thunderbolt Support false false
Presence of headphone/microphone jack false true
Battery size and capacity Lithium-ion battery with 64Wh capacity Lithium-ion battery with 42 Wh capacity
Battery life (hours) 3:00 hour (h) -
Optical Drive false false
Webcam true true
Backlit Keyboard true false
Fingerprint Sensor false false
Card Reader true false
Operating System Type Microsoft Windows 10 Home 64-bit version Chrome OS
Speaker Type 3.5W speakers with SonicMaster technology -
Integrated Graphics with Processor -
Panel Technology -

Compare Apple MacBook Pro 13-inch 2020 M1 8GB 1TBwith Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Feature

Apple MacBook Pro 13-inch 2020 M1 8GB 1TB

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Size and Dimensions 15.6 * 212.4 * 304.1 millimeter (mm) 23 * 262 * 384 millimeter (mm)
Product Weight 1.4 kilogram (kg) 2.5 kilogram (kg)
CPU 8-core Apple M1 processor with 16-core neural processing engine
Processor Operating Frequency 2.80GHz to 3.80GHz
Cache Memory Size 16MB L2 Cache
Processor Details Apple M series proprietary processor / 8 cores / 8 threads / 5nm lithography -
Integrated Graphics with Processor 8-core GPU -
RAM Capacity
Storage Capacity 1 terabyte (tb) 2TB
Storage Type Hybrid Storage
Display Size 13.3 inch 15.6 inch
Pixel Density on Display -
Panel Technology -
Display Resolution WQXGA - 2560×1600 FHD - 1920×1080
Touchscreen Capability false false
Other Display Features 500 nits brightness / True Tone technology -
Ethernet Port false true
Wireless Network Capability true true
Bluetooth Support true false
Wireless Communication Details -
VGA Port false false
HDMI false true
DVI Port false false
USB Type C port true true
USB Type C Port Details 2x USB 4.0 and USB 3.1 Gen 2 ports with Thunderbolt 3 and DisplayPort support -
Thunderbolt Support true false
Presence of headphone/microphone jack true false
Battery size and capacity Lithium polymer battery with 58.2 Wh capacity Lithium-ion battery with 64Wh capacity
Battery life (hours) Up to 17 hours 3:00 hour (h)
Optical Drive false false
Webcam true true
Webcam Details -
Backlit Keyboard true true
Fingerprint Sensor true false
Card Reader false true
Operating System Type Microsoft Windows 10 Home 64-bit version
Speaker Type Yes, internal stereo speakers 3.5W speakers with SonicMaster technology
Dedicated Graphics Processor Specs -
Dedicated Graphics Memory - 6GB GDDR5 type
Internal Memory Details - 2TB hard disk storage with 256GB SSD type storage

Compare Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gbwith Lenovo Flex 2 Core I7 6Gb 1Tb 2Gb

Feature

Asus Strix Rog Gl503Vm Core I7 16Gb 2Tb 6Gb

Lenovo Flex 2 Core I7 6Gb 1Tb 2Gb

Size and Dimensions 23 * 262 * 384 millimeter (mm) 22 * 265 * 382 millimeter (mm)
Product Weight 2.5 kilogram (kg) 2.3 kilogram (kg)
CPU
Processor Operating Frequency 2.80GHz to 3.80GHz 2.00GHz to 3.10GHz
Cache Memory Size
Dedicated Graphics Processor Specs
Dedicated Graphics Memory 6GB GDDR5 type
RAM Capacity
Storage Capacity 2TB 1TB
Storage Type Hybrid Storage Hard Disk
Internal Memory Details 2TB hard disk storage with 256GB SSD type storage
Display Size 15.6 inch 15.6 inch
Display Resolution FHD - 1920×1080 FHD - 1920×1080
Touchscreen Capability false true
Ethernet Port true true
Wireless Network Capability true true
Bluetooth Support false false
VGA Port false false
HDMI true true
DVI Port false false
USB Type C port true false
Thunderbolt Support false false
Presence of headphone/microphone jack false false
Battery size and capacity Lithium-ion battery with 64Wh capacity Lithium-ion battery with 32Wh capacity
Battery life (hours) 3:00 hour (h) 6:00 hour (h)
Optical Drive false true
Webcam true true
Backlit Keyboard true true
Fingerprint Sensor false false
Card Reader true true
Operating System Type Microsoft Windows 10 Home 64-bit version DOS / No OS
Speaker Type 3.5W speakers with SonicMaster technology 1.5W internal stereo speakers