Compatible Devices Compatible with select devices using Android 4.4 and later with at least 1.5GB RAM. 
Supported devices may vary by carrier and device.  Some features may not be available. 
For best results, connect with compatible Samsung Galaxy devices.
Standby Time - Up to: 3 days
Usage Time - Up to: 3.4 hrs
Weight 1.79 oz
Height 1.73 in
Width 1.73 in
Depth 0.53 in
Battery 300mAh, Wireless induction charging
Colors Dark Grey or Silver (Subject to availability)
Design 1.2” Circular sAMOLED 302 ppi
Audio Formats: MP3, M4A, 3GA, OGG, OGA, WAV, WMA, AMR
Video Formats: 3GP, MP4, M4V, ASF, AVI; Codec: H.263, H264 HP(level 4.0), MPEG4, 30fps, max bitrate: 20
Features OS Platform: Tizen 2.3; Phone Calls, Music Player, Navigation, S Health, Gallery, Wireless Charging, IP68
Languages Supported English, Spanish, Korean, Chinese, Vietnamese
Connectivity Bluetooth® v4.1, USB 2.0, NFC, Wi–Fi: 802.11 b/g/n/e (2.4GHz)