Item Details: *Through connecting App of smartphone or network radio to provide truly secure link *Fits for Alps F40 F22+ F25 Mobile Phone SOS Button *Bluetooth version: BT4.2+EDR *Bluetooth protocol: HFP;HSP;A2DP;AVRCP;SPP *Transmission range: Up to 10 meters *Transmission power: CLASS2, 4dbm *Sensitivity: 80dBm<0.1%BER *Audio performance: SBC Decode *Audio to Noise ration: ≥75dB *Speaker power: 1W/8R (116DB) *Operation Mode: Handheld *SOS Button: Yes *POC Button: Yes *Group Switch: Support *LED indicator: Blue/Green *Earphone jack: 3.5mm audio jack, support PPT earphone *Battery capacity: 2000mA/3.7V (Battery included) *Charging time: About 2.5 hours *Operation Temperature: -10~50degree Celsius *Color: Black (As Pictures Show) *Weight: 124g (Approx.) Package Contents: 1*Microphone 1*Charging Cable 1*User Manual
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