Product features:

Send and receive no bytes limit.

The power can be adjusted -23dbm, -6dbm, Odbm, 6dbm, can modify through AT Command AT+POWE.

Long range, Open space have 100 Meters with iphone4s.

Low Power: Only 0.5 mA for standby, Active 8.5 mA, support auto sleep.

Central & Peripheral in one.

UUID FFEO, FFE1.

Support serial port update firmware (add in V508).

Package includes:
1X  HM-10 Bluetooth UART Transceiver Module