Samson
Samson SW7A7SQE-K1 AirLine 77 Fitness Headset Wireless System
★★★★★
Bodypack-free wireless headset system with sweat-resistant mic and 300-foot range built for fitness instructors.
$369.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
Ergonomics: Wireless microphone system designed for fitness instructors and active performers
Application: Ideal for aerobics, yoga, spin, Zumba, boot camp, boxing and kickboxing instructors
Smooth Operation: The AH7 Micro transmitter is mounted directly to the headset microphone, for a completely untethered performance (no beltpack or cables)
Optimal Sound Quality: The Qe fitness headset microphone with bidirectional pickup pattern maximizes gain before feedback so your class can always hear your instructions clearly
CR77 Receiver: The CR77 True Diversity receiver provides reliable performance with up to 300-feet (90m) of wireless operation. Its half-rack housing is light enough to throw in your bag, or it can be permanently installed with a rackmount kit
Specifications
Brand
Samson
Model
SW7A7SQE-K1
System
AirLine 77 Fitness Headset Wireless System
Transmitter
AH7 Micro-Transmitter (headset-mounted)
Microphone
Samson Qe Condenser
Polar Pattern
Bidirectional
Receiver
CR77 True Diversity
Wireless Range
Up to 300 ft (90m)
Transmitter Battery
1 x AAA (up to 8 hours)
Outputs
Balanced XLR, Unbalanced 1/4" TRS
Receiver Form Factor
Half-Rack
Pros & Cons
👍 Pros
- No bodypack or cable needed — the micro transmitter mounts directly on the headset for complete freedom of movement
- Bidirectional pickup pattern on the Qe mic maximizes vocal clarity while rejecting ambient gym noise and feedback
- 300-foot wireless range accommodates large studios without dropouts
- 8-hour battery life from a single AAA means fewer interruptions between classes
- CR77 receiver offers both balanced XLR and unbalanced 1/4-inch outputs for flexible connection to any PA system
👎 Cons
- The headset-mounted micro transmitter adds weight to one side, which some instructors may notice during high-impact activities
- Uses a single AAA battery, which provides 8 hours but is not rechargeable within the unit itself
- The half-rack receiver requires a separate rackmount kit for permanent installation, sold separately
- Limited to a single channel, so running multiple wireless systems in one room requires careful frequency coordination
Frequently Asked Questions
Does the AirLine 77 require a bodypack transmitter?
No. The AH7 micro transmitter mounts directly onto the headset itself, eliminating the need for a separate bodypack or any cables on your body during use.
How far can I move from the receiver and still maintain a wireless signal?
The CR77 True Diversity receiver supports wireless operation up to 300 feet (90 meters), giving you freedom to move throughout large fitness studios or performance spaces.
How long does the transmitter battery last, and what type does it use?
The AH7 micro transmitter runs up to 8 hours on a single AAA battery, which is typically enough for a full day of classes without needing a battery change.
What is the advantage of the bidirectional pickup pattern on the Qe headset mic?
The bidirectional pattern focuses pickup on your voice while rejecting sound from the sides, maximizing gain before feedback — critical in loud, music-heavy fitness environments where speakers and your voice compete.
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