HYS Surveillance 1-Wire Earpiece with PTT, Clear Acoustic Coil Tube Earbud Audio Kit for Motorola Single Pin CLP Series CLP1010 CLP1040 CLP1060 2 Way Radios, Security Walkie Talkie Headset

Product description Specification Microphone Speaker size 15mm Sound pressure level 103 dB ±3dB Impedance 32 Ω ± 15% Audio output 100mW Microphone size 6.0*5.2mm Frequency response 20-16000Hz Sensitivity -36dB±2dB Impedance 2.2K Ω