commountain APX 6000 XPR 7550e Earpiece w/Mic Compatible for Motorola Radios APX 8000 APX 7000 4000 XPR 7580e XPR 7550 7350e 7350 APX6000 APX7000 APX8000 XPR7550 XPR7550e, Surveillance Headset-2 Pack

Commountain Single Wire Surveillance Earpiece/Headset Kit Features: -Single Wire Surveillance kit with Quick-Disconnect Acoustic Tube -Surgical Grade UV Resistant Acoustic Tube, Comfortable & Durable -TPU cable Reinforced by Kevlar Fiber, High Strength & Durability -High Quality Speaker & Microphone Enable Sound to Be Transmitted Clearly Even in Loud Environment -Rugged PTT/Mic with High Feedback PTT Switch&Stainless Steel Swivel Clothing Clip -Rugged Connector Dimension Specification: -Dimension of Mic/PTT Housing: 1.38x0.78x0.51 inch (HxWxT) -Cable Length Between Connector and Mic/PTT: approx. 32 inch (Standard Version), approx. 39.5 inch (Longer Version) -Cable Length Between Mic/PTT and Ear tip: approx 22 inch -Cable Diameter: 2.8mm, 2.5mm Speaker Electric Specification: -Type: Electret Speaker -Impedance: 90?±15% at 1.0KHz 1.0V -Rated Input Power: 0.01W -Sensitivity: 115dB±3dB -Frequency Response: 0Hz-12KHz Average SPL-10dB -Distortion: 10% Max at 1.0KHz/1.2mW Microphone Electric Specification: -Type: Condenser Microphone -Output Impedance: 2.4K?±10% -Sensitivity: -43dB±2dB (1V/Pa) -Frequency Range: 50Hz-10KHz -Directivity: Omni-Direcctional -Working Voltage: 2V (10V Max.) Compatible for Motorola MOTOTRBO Radios As Follow: APX 900, APX 1000, APX 4000, APX 6000, APX 6000LI, APX 6000XE, APX 7000, APX 7000XE, APX 8000, APX 8000XE, APX 8000H, APX 8000HXE XPR 6350, XPR 6380, XPR 6550, XPR 6580 XPR 7350, XPR 7380, XPR 7550, XPR 7580 XPR 7350e, XPR 7380e, XPR 7550e, XPR 7580e SRX2200