Model No: PTE-885LB

3-wire Surveillance Earpiece

two way radio earpiece with 3.5mm jack acoustic tube for Two way radios

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3-wired Walkie-talkie Earpiece with AcousticTube for Two-way Radios

The three wired security earpiece includes an independent 3.5mm jack , clear voice acoustic tube earhook, lapel microphone and independent hidden PTT that can be worn on your sleeve cuff or your lapel. The walkie-talkie surveillance earpiece widely used for security, patrol, surveillance, hospitality and anywhere private communications.

PTE-885T 3-wired Earphone with 3.5mm Jack Acoustic Tube Specifications:

Speaker Specification

Type	Transducer Moving coil dynamic speaker
Impedance	90Ω±15% @1KHZ
Sensitivity	110±3dB @1KHZ
Resonance freq	(F0) 400HZ±20%
Frequency respond	F0~5KHz
Rated input power	500mW
Maximum input power	800mW

Microphone Specification

Sensitivity Range	-34 ± 2dB RL=2.2K ΩVs=3.0V(DC) 1KHz 0dB=1V/Pa
Impedance Max	2.2KΩ 1kHz (RL=2.2KΩ)
Frequency	20-20KHz
Current Consumption Max	0.5uA RL=2.2KΩ Vs=3.0V(DC)
Operation Voltage Range	1.0V-10V (DC)
Max Sound pressure Level	115dB S.P.L

Customization & OEM Services

Our acoustic tube earpieces can be fully customized to meet your operational requirements. We provide:

Connector and pinout customization
Choice of tube materials and eartips
Branding and labeling options
Custom cable length and colors
OEM packaging and bulk shipment options

MOQ: 50 units per model
Lead Time: 3–5 weeks
Contact us for tailored solutions.

Why Choose Us for Acoustic Tube Earpieces

Our acoustic tube earpieces combine discreet design with robust performance for professional security and surveillance applications. We maintain strict quality control and use medical-grade materials for all acoustic tubes to ensure safety and comfort during long shifts. OEM options and private labeling are available for bulk orders.