Operating System: MTK G
Language: Support Multi -language
Watch Colors: Red, Blue
Watch size: 31 X 52 X 11.8mm
Display: 0.96" OLED 128x64
CPU model: MTK 6261
CPU frequency: 364MHz
Battery capacity: 400mAh
Battery Types: Lithium-ion polymer battery_3.7V 
Speaker: 8¦¸/0.5W speaker x 1. 
MIC: Built-in hi-fi MIC
Communication: GSM, GPRS 
Bluetooth: BT3.0, BT4.0£¨With optional£©
location: GPS, AGPS, LBS, Beidou Positioning£¨With optional£©
Fuselage interface: Micro USB interface*1; 
Physical buttons: POWER ON_OFF Key, SOS button, volume+, volume¡ª
telephone: Support
SMS query: Support£¨Need to install software£©
Remote monitoring: Support£¨Need to install software£©
SOS Alarm: Support
Path query: Support£¨Need to install software£©
Step counter: Support
pulse measurement: Support
acceleration sensor: Support
Remote upgrade: Support
Remote deb ing: Support
Low power management: Support
APP System requirements: Android 3.0 System£¬IOS 6.0 System Above