Specification:
1.Loudhailer Diameter: 40mm
2.Frequency Range: 20-20KHz
3 ...
1. Speark unit: 53mm
2. Headset impedance: 20ohm +/- 15%
3 ...
1. Speark unit: 53mm
2. Headset impedance: 20ohm +/- 15%
3 ...
1. Speark unit: 53mm
2. Headset impedance: 20ohm +/- 15%
3 ...
1. 40mm driver, create bright and clear sound quality for ...
1. Distance: <=10M
2. Working time:10-12h
3. Battery volume: 300mAh ...=10m>
1. Distance: <=10M
2. Working time:10-12h
3. Battery volume: 300mAh ...=10m>
1. Frequency response range: 20Hz-20kHz
2. Integrated wire switch, 360-degree ...
1. Speaker size: 50mm
2. Microphone impedance: 2.2Kohm
3 ...
1. Speark unit: 53mm
2. Headset impedance: 20ohm +/- 15%
3 ...
1. Speark unit: 53mm
2. Headset impedance: 20ohm +/- 15%
3 ...
1. Approximate impedance: 20ohm
2. Sensitivity: 108+-3db
3. Frequency ...
1. Approximate impedance: 20ohm
2. Sensitivity: 108+-3db
3. Frequency ...
1. Speaker: 40mm
2. Sensitivity: 115dB S.P.L at ...
1. Speaker: 40mm
2. Sensitivity: 115dB S.P.L at ...
1. Comfortable to wear
2. Support the stereo of the ...