Air Duct K-Type Head Anti-Radiation Walkie Talkie Headphone

Anti-Radiation Noise Cancelling In-Ear Air Duct Earpiece Earphone for Interphone Intercom
Convenient to hide, reducing noise and anti-radiation
Dimension: 9.7 x 6.7mm
Sensitivity: -36dB±2dB
Directivity: Unidirectional
Frequency: 20~16000Hz
Impedance: 2.2K ohm
Operation voltage: 1~10V
Dimension: 36mm
Nominal Impedance: 32 ohm ± 15%
Frequency Range: 420Hz~20kHz
Sensitivity: 90dB±3dB
Rated Powerl: 100mW   
Maximum Power: 200mW
Durable temperature: -20~90’C
Material: PU
Compatible Brand: Universal (KENWOOD, Abell, BFDX, LingTong, Quansheng, WEIERWEI, etc)

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