Implementation standard: Bluetooth SIG v2.1+EDR
Bluetooth protocol: Bluetooth serial port profile (SPP)
Interface interface: RS232
Communication rate: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600, 1382400bps
Modulation method: 2.4G ISM direct sequence frequency hopping ((FHSS)
Communication distance: 15 meters in open space, Class 2
Transmit power: 4 dBm
Acceptance Sensitivity: -79dBm
Working voltage: 5V
Working current/sleep current: 40mA/1.6mA (typ.)
Working ambient temperature/storage ambient temperature: -10-50 degrees Celsius/-20-80 degrees Celsius