Galaxy Audio HS-U3BK Uni-Directional Headset Microphone

This headworn mic stays in place thanks to a wrap-around design that hooks over both ears. With a TA3F connector, it works with many wireless system brands.

This uni-directional headset microphone comes standard with the Galaxy Audio ECM, PSE, TRC, DHT, DHX, CTS, & Traveler Headset Systems. Its comfortable wrap-around design goes over both ears and helps ensure that this mic will stay in place. The HS-U3BK can be wired to work with transmitters made by Galaxy Audio, Shure, Sennheiser, AKG, and Audio-Technica, as well as most other brands of wireless microphone systems.


- Cardioid unidirectional headset microphone
- Hooks over both ears
- TA3F connector
- 50 Hz - 18 kHz frequency range
- Mic diameter 12.25 mm
WARNING: Cancer and Reproductive Harm -

Sensitivity: -65 +/- 4dB (0dB=1V/UBR 1KHz)
Frequency Response: 50 Hz - 18kHz
Output Impedance: 2K Ohms Max. (RL-2.2K ohm)
Directionality: Uni-directional
Working Voltage Range: 1 ~ 10V
Standard Working Voltage: 3V
Current Consumption: 250UA (Max.)
Maximum Input Sound Pressure: 110dB SPL
S/N Ratio: >38dB
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 0.25 lbs
Shipping Dimensions: 8 x 6 x 3 in
Manufacturer Part Number (MPN): HS-U3BK

Consumer Alert

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at

NOTE: None of the wireless systems we carry are capable of violating the FCC guidelines stated above. We are presenting this information as a matter of legally required disclosure.

For support or warranty questions, please contact the manufacturer:
Phone: 800-369-7768 x101


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