







Samson AirLine 77 AH7 Wireless Fitness Headset Microphone System | K1: 489.050 MHz
The Samson AirLine 77 Wireless QE Fitness Headset Microphone System is specifically engineered to cater to the unique requirements of fitness instructors and dynamic performers. Featuring the AH7 micro transmitter attached to a sweat-resistant QE fitness headset microphone, this system enables wireless audio transmission to a PA system and/or a recording device, both sold separately. This setup liberates users from the constraints of cables and beltpacks, boasting a 300-foot operating range (line-of-sight) and multiple channel options. The sweat-resistant QE condenser microphone is ideal for high-energy instructors and performers. Additional features include a power/low-battery LED indicator and an internal power switch. Furthermore, the transmitter can function for up to eight hours on a single AAA battery, and an AC adapter along with a 1/4" output cable for the receiver are also provided.
AH7 Fitness Headset Transmitter
- Fitness headset with mounted micro transmitter (no beltpack or cable required)
- Qe condenser microphone element with bidirectional pickup pattern
- Sweat-resistant mic design for high-energy instructors/performers
- Up to eight hours of battery life using a single AAA battery
- Power/Low-battery LED indicator
- Internal Power switch
CR77 Wireless Receiver
- True Diversity design minimizes dropouts
- 1/4-wave antennas
- Multi-segment audio and RF level LED meters
- Volume and squelch controls
- Balanced XLR output, unbalanced 1/4" output
- Mic/Line level output switch
System |
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Wireless Technology | Analog UHF |
Diversity | Yes, True Diversity |
RF Frequency Band | MHz |
Number of RF Channel Frequencies | 1 |
Max Operating Range | 300' / 91.4 m (Line of Sight) |
Max Transmitters per Band | 6 |
Encryption | No |
Built-In Recorder | No |
Timecode Support | No |
Mobile App Compatible | No |
Receiver |
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Receiver Type | 1x Tabletop |
Mounting Options | Rackmount (with Non-Included Hardware, 1 U Half-Rack) |
Antenna | 2x Fixed 1/4 Wave Telescopic |
Number of Audio Channels | 1 |
Audio I/O | 1x XLR 3-Pin Balanced Line Output 1x 1/4" TS Male Unbalanced Line Output |
Network I/O | No |
USB/Lightning Connectivity | No |
Display | Multi-Segment LED Meters |
Power Requirements | AC/DC Power Adapter |
Transmitter |
|
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Included Transmitters | 1x Integrated Headworn |
RF Output Power | 5 mW |
Antenna | Internal 1/4 Wave |
Input Level | Microphone |
Audio I/O | No |
Bias/Plug-In & Phantom Power | Bias/Plug-In Power is Unspecified by Manufacturer No Phantom Support |
USB I/O | No |
Auto-Level/Gain | No |
Frequency Response | 50 Hz to 15 kHz ±3.5 dB |
Display | Single-LED Indicators Only |
Microphone |
|
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Microphone Type | 1x Headset |
Polar Pattern | Figure-Eight |
Frequency Response | 50 Hz to 15 kHz ±3.5 dB |
Color | Black |
Power |
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Transmitter Battery Type | 1x AAA (Not Included) |
Transmitter Battery Life | 8 Hours (Alkaline) |
AC/DC Power Adapter | 12 VDC (Included) |
Physical |
|
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Environmental Resistance | Water-Resistant (Unrated) |
Housing | ABS (Transmitter) Metal (Receiver) |







