Legacy Series · U-94
U-94 — Hytera H3 16-Pin
U-94 push-to-talk for Hytera PD/PT series radios with the H3 16-pin connector.
U-174 Headset
Radio Interface: Hytera H3 (16-Pin)
Connector: H3 16-pin Hytera accessory connector
Verify your radio connector visually before ordering. Headset side is standard NATO U-174/U (TP-101). U-384/U (TP-105 / red rings) needs the TP-105 O-Ring adapter.
H4 (13-pin) is a different product. Match pin count on the radio side.
Compatible Radios
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📻PD785, PD796
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📻PD900 Series: PD982, PD985
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📻PT Series: PT580, PT580H
Headset & Microphone
Select the correct impedance variant for your headset microphone:
Dynamic (Low Impedance)
Military headsets — Ops-Core AMP, Peltor ComTac, MSA Sordin, OTTO dynamic.
Electret (High Impedance)
Civilian headsets, many earpieces, Earmor / Howard Leight style mics.
Not sure? Constant Able auto-detects impedance. Or use the PTT selector.
Mil-Spec Build
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⚡Genuine mil-spec U-94/A assembly
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🌊IP67 sealed (waterproof / dustproof)
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🔄Rotating blackened stainless clip
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🇺🇸Assembled in USA · BAA compliant
Compatible radios (Hytera 16-Pin)
Built for the Hytera 16-Pin accessory interface used on these manufacturer radio models:
- PD705
- PD785
- PD780
- PD782
- PD700
Platform names: Hytera 16-pin, PD70 series, U-94/A.
Legacy U-94/A push-to-talk with U-174/U headset jack. Confirm electret vs dynamic headset requirements for your radio. Match by physical plug and radio model—not third-party chart codes alone.
