Body material and design

Body material and design
Compatible SIM Card Types	No	-
Other Body Features	Waterproof up to 50 meters deep / Ceramic	-

Display

Display
Display Technology		-
Screen Size	1.65 inch (~55.1% screen-to-body ratio)	-
Display Resolution		-
Multi-Touch Capability	Yes	-
Screen protector type	Sapphire protective glass	-
Display Technical Details	Display with 3D Touch / 1000 nits display brightness	-

Operating system or software platform

Operating system or software platform
OS Version	watchOS 3.0, upgradable to 4.0	-
Chip Model		-

Central Processor (CPU)

Central Processor (CPU)
CPU	Dual-core 780 MHz Cortex-A72 cores	-

Storage memory

Storage memory
Internal Memory Capacity	8GB, 512MB RAM	-

Audio features

Audio features
Alert Type	Vibrate; Ringtones	-
Speaker Type	Yes	-

Battery capacity and performance

Battery capacity and performance
Battery Type and Capacity	Non-removable 334 mAh Li-Ion battery (1.27 Wh)	-
Battery Standby Time	Up to 18 hours (combined usage)	-

Capabilities

Capabilities
Smart Sensors	Accelerometer, Gyroscope, Heart rate sensor	-
Messaging Method	SMS, Email, IM	-
Other Features and Capabilities	MP3 player / Photo viewer / Siri voice commands	-
Additional Features	-	360° Sound / Wireless connection of up to two A1 2nd Gen speakers for stereo sound / Apple MFi, Google Fast Pair, Microsoft Swift Pair certified

Network connections

Network connections
Communication Technologies	No cellular connectivity	-

Connections

Connections
Wireless Network Type		-
Bluetooth Support		Yes
GPS Support	Yes, with GLONASS	-
NFC Support	Yes	No
USB Connections Type	No	-
Controller Details	-	Power button / Bluetooth button / Shared buttons for call and playback control / Microphone connect/disconnect button
Available Bluetooth Version	-
Wireless Connection Details	-	Supports Apple Fast Pair, Google Fast Pair, and Microsoft Swift Pair

Miscellaneous

Miscellaneous
Available Color Options	Sport Band White	-
Global Price Range		-

Main features

Technical features

Technical features
Number of Treble Drivers	-	1 piece
Treble Driver Size (Tweeter)	-	88.9 millimeter (mm)
Number of Bass Drivers	-	1 piece
Bass Driver Size	-	88.9 millimeter (mm)
Driver Technical Specifications	-	Class D driver
Sound Sensitivity (dB)	-	92 decibel (db)
Frequency Response Range	-	55-20000 hertz (hz)

Ports and features

Ports and features
Audio Input Jack Support	-	No
RCA Input Port	-	No
Optical Input	-	No
Coaxial Port	-	No
TF Card Support	-	No
USB Port	-	No
Headphone Output Port	-	No
Microphone Input Port	-	No
Internal Microphone	-	Yes
Voice Call Support	-	Yes
Hi-Res Support	-	No
IPX Resistance	-	IP67 (Dust and water resistant up to 1 meter deep for up to 30 minutes)