RHF 617-1N 3.5mm RECEIVER/LISTEN ONLY Surveillance Headset Earpiece with Clear Acoustic Coil Tube Earbud Audio Kit

Wireless Type:None

Resistance:32Ω
Support Memory Card:Yes
Plug Type:L Bendg
Control Button:Yes
Communication:Wired
With Microphone:Yes
Sensitivity:120±3dB
Waterproof:No
Le Length:Otherm
Function:Common Headphone
Style:Ear Hook
Active Noise-Cancellation:Yes
Model Number:Earphone
Connectors:3.5mm
Support APP:No
Frequency Response Range:20-20000Hz
Is wireless:No
Volume Control:Yes
Vocalism Prciple:Hybrid technology