Handset for general purpose;
Browse phonebook and use other functions while calling;
Receiver and microphone function;
Compatible with all mobile phones;
No volume control, no button, no LED white;
1.Frequency:20-20000Hz
2.Sensitivity: 111dB±3%
3.Impedance: 150ohm
4.Speaker diameter: 38mm
5.Cord length:2m
6.Plugs type:Φ3.5 mm DC plug
7.Dimension: 21*6*6.7 CM N.W.:416g
9.Color:(Blue, Red, purple, yellow, pink, green, orange, black, whiter, pearly white)