Selectable as Slave or Master mode
Bluetooth v2.0 EDR compliant
Range: 300 feet (1200~115200 bps)
Auto Pairing without software setup [only when using a pair (2 units) of this TTL module that one set as Master and the other set as Slave] RS232 wireless solution
Do not need PC driver or software modification
Certified with BQB V1.2
Comply with bluetooth spec. V1.2
Bluetooth Moudle: BEM001 CSR BC2 Class1
Carrier Frequency : 2400 to 248.3 MHz
Hopping : 1600 hops / second, 1 MHz channel space

Serial port
Port : RS-232*1 port
Speed : 1200 bps ~ 115.2Kbps
Parity : None / Data bit : 8 / Stop bit : 1
RS232 pins : Rx ,Tx ,GND ,RTS ,CTS ,DTR ,DSR ,DCD
Connector : Female DB-9 (Rx / Tx “Have been Closed”)
Watch Dog Function
Power : DC 5 V , 200mA
Led Indicator : SYS (Power) , Pairing
Operating Temperature : 0 ~ 50ºC
Storage Temperature : -10 ~ 70ºC