YANMAI R911 Mini Portable Clip-on Lapel Hands-free 3.5mm for Computer PC Laptop Loudspeaker

• Omnidirectional rotary clip

• Easily clip it to your collar, tie or pocket

• 180cm cable for more move convenience

• Cable is made of plastic, no worry of breakage when folding it

• A foam cap protects your mic from wind noise and spit

Specification:

• Sensitivity range: 50Hz-16kHz 

• Sensitivity: -30db±3dB 

• Impedance: 2.2K? 

• Working voltage: 1.5V

• Line length: 1.8m

• Connector: 3.5

• Material: joint plastic + metal