Bluetooth Profiles:	BR/EDR
Bluetooth Frequency:	2402-2480MHz
Chipset:	AC7012A
Input Rating:	5V/1A
Screen Size:	1.78"
Display Type:	AMOLED
Screen Resolution:	368x448
RAM:	350Kb
ROM:	128Mb + 512Mb SD Nand Flash storage
Battery Capacity:	260mAh
Standby time:	15-20 days
Usage time:	3-5 days
Water Proof level:	IP68
Compatible OS:	Android 5.0 / iOS 11.0