ET-ERA100 Covert Air Tube Earpiece – Professional Discreet Communication
The ET-ERA100 Covert Air Tube Earpiece is engineered for professionals who demand reliable, hands-free communication without compromising discretion. Whether you're coordinating hotel operations, managing a restaurant floor, overseeing a construction site, or running outdoor security patrols, the ET-ERA100 keeps your team connected efficiently and quietly.
Key Features
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Covert Acoustic Air Tube – Transparent tube routes audio discreetly from the mic/PTT unit to the ear, minimizing radio visibility in customer-facing environments
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K-Plug 2 Pin Connector – Standard K-type 2-pin interface ensures broad compatibility across popular radio brands
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Inline PTT Microphone – Ergonomic push-to-talk button with integrated mic for fast, clear voice transmission
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Universal Radio Compatibility – Plug-and-play with Baofeng BF-888S, UV-5R, UV-82, UV-9R, Retevis H-777, RT22, and all K-plug two-way radios
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All-Day Comfort – Lightweight earbud design fits both left and right ear; suitable for extended shifts
- Reinforced Durability – Heavy-duty cable and connector built to withstand daily field use in demanding environments
Who Is It For?
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Hotel & Hospitality – Front desk, concierge, security, and housekeeping coordination
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Restaurant & F&B – Floor managers, kitchen-to-front-of-house communication
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Construction & Industrial – Site foremen, safety officers, and ground crew
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Outdoor & Events – Security patrols, event staff, field operations
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Loss Prevention & Venue Security – Discreet monitoring without visible radio earpieces
Compatibility
Compatible with K-plug (dual pin) two-way radios: Baofeng BF-888S, UV-5R, UV-82, UV-9R, Retevis H-777, RT22, Kenwood TK series, and other standard K-type walkie-talkies.
Package Contents
- 1 × ET-ERA100 Covert Air Tube Earpiece with PTT Microphone & K-Plug Connector
