•Bluetooth version: V2.1+EDR
•Effective range: About 10 m
•Transmit frequency: 723.2kbps(Max)
•MIC effect range: 2M
•Sound track: Stereo
•Battery capacity: 3.7V/200mAh
•Charging time: 1 h
•Working time: 2.5h
•FM frequency: 88.1~107.9MHz
•FM effective range: About 5m
•Separation: ≥40dB
•SNR: ≥45dB
•Distortion:≤0.1% (F=75 KHz,f=1 KHz)
•Voltage: DC12V~24V
•Current: 15~30mA
•USB output: DC 5V, 1000mAh
•Package size: (L x W x H) 9.2 x 3 x 12 cm
•Package weight: 0.138 Kg