Phone accessories Audio Line connection port handset

Phone accessories   vandal proof hanset  with USB connect port Phone accessories   vandal proof hanset  with USB connect port Phone accessories   vandal proof hanset  with USB connect port 

Phone accessories    Audio Line connection port handset

1.Material: PC/ABS

2.Outstanding brand Transmitter and Receiver used (can be designated )

3.The sprial hose is made of SUS 302, it has strong flexibility,good
softness and anti-pull characters 

4.Steel cable: two ends are specially welded; can hold a heavy over 170Kg

5.Transmitter (microphone):Electret type SG9767(33-35 db) / 150 ohm

6.Receiver:M150H  (95~97 db) /ohm

For more information, pls contact: