1. Shell is made of Special PC/ ABS
2. 304# stainless steel armoured cord or PVC coiled Cord
3. Pierce-proof and Hi-Fi transmitter and receiverUsers select：
1. The length of the tube is flexible,standard is 900mm, the diameter of the tube :Φ8.4mm,Φ7.8mm,Φ6.5mm.
2. Connector can be chosen: Y-spade,RJ11,XH-pg,USB,Audio Jack, Aviation Joint, XLR Connector,ect.
3. High strength steel rope diameter can be chosen:standard is Φ1.6mm, other diameter is Φ2.0mm,Φ2.5mm.
4. Handset Color: standard is black or red, other color can be customized.
5. Microphone: Electret microphone or Dynamic microphone.
1. The length of the coil cord is flexible.
2. Connector can be chosen: Y-spade,RJ11,XH-plug,USB,Audio Jack, Aviation Joint, XLR ...