Legacy Series · U-94
U-94 — Hytera H4 13-Pin
U-94 push-to-talk for Hytera radios using the H4 13-pin accessory connector.
U-174 Headset
Radio Interface: Hytera H4 (13-Pin)
Connector: H4 13-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.
H3 (16-pin) is a different product — do not order H4 for H3 radios.
Compatible Radios
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📻X1 Series: X1p, X1e
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📻Other: TD560, HP602, HP682
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 13-Pin)
Built for the Hytera 13-Pin accessory interface used on these manufacturer radio models:
- PD685
- PD605
- HP600
- HP685
- HP602
Platform names: Hytera 13-pin, HP6 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.
