2 Wire Surveillance Kits Earpiece for Two Way Radio

EM-4342 Air tube earpiece for two way radios Connector can change as your require Features: .  Clear acoustic tube covert bodyguard FBI earpiece earphone headset .  PTT(Push to talk) with buil-in line mic microphone .  Earphone with acoustic tube for discreet communications .  Molded strain reliefs help protect cables from excessive bending and pulling . Provides excellent durability, reliability and performance in low-profile enviroment . Can be easily concealed under a sport coat,jacket or other clothing Advantage: 1. Professional surveillance two wire kits, with medicinal Grade acoustic tube; discreet and  comfortable; 2. Quick disconnection acoustic tube 3. Separated microphone in most popular PTT. PTT button and earpiece for discreet  communication. 4. All have Kevlar reinforced cable and Kevlar reinforced cable assemblies and over molded strain assemblies and over molded strain relief. 5. Optional black or beige color. 6. Clear sound quality, noise eliminated. 7. Can change the earplug (Eartip1, Trigonal, and NOISE LIMITER) as your request. 8. Ideal for security, SWAT and other applications which require discrete communications.   Speaker Specification TypeTransducer Moving coil dynamic speakerImpedance90Ω±15% @1KHZSensitivity110±3dB @1KHZResonance freq(F0) 400HZ±20%Frequency respondF0~5KHzRated input power500mWMaximum input power800mWMicrophone Specification Sensitivity Range-34 ± 2dB RL=2.2K ΩVs=3.0V(DC) 1KHz 0dB=1V/PaImpedance Max2.2KΩ 1kHz (RL=2.2KΩ)Frequency20-20KHzCurrent Consumption Max0.5uA RL=2.2KΩ Vs=3.0V(DC)Operation Voltage Range1.0V-10V (DC)Max Sound pressure Level115dB S.P.L1.PACKAGE:Natural carton package or OEM service. 2.LEADTIME:Whithin one week for samples, order depand on the quantity. 3.SHIPPING METHOD:DHL,EMS,UPS etc as you want 4.PAYMENT: T/T, Western Union, paypal in small amount. Our prices DO NOT include any customs duty or tax. Please be responsible for custom tax if your local custom charge some custom tax. 5.RETURN and WARRANTY:  100% QC inspection before shipment. Accept exchange within 7 working days after you received. Pls contact us before you return. All of our products have 1 year warranty. 6.MINIMUM ORDER: Sample order and trial order are welcome. /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1