
See Options
1 Year
$29.99
2 Year
$49.99
3 Year
$59.99
Need help? Ask our experts.
Review Summary
Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500
Browse our FAQ
Body-Pack, dual-lens detector, lanyard
3' /0.91, allows receiver to be worn around the neck
-10 to +50 deg. C / 14 to 122 deg. F
2 x AA, alkaline (BAT 001) or NiMH (BAT 026)
Alkaline: 60 hours, NiMH: 30 hours/charge
25 mA, nominal
For use only with CHG 3512
Channel 1: 2.3 MHz, Channel 2: 2.8 MHz
Channel 3: 3.3 MHz, Channel 4: 3.8 MHz
50 uS
+/-50 kHz
60dB min
Receiver squelches (mutes) at 40 dB S/N ratio
25 Hz to 16 kHz, +1 dB, -3 dB, electrical response
Less than 1%, electrical response
ON/OFF/VOLUME: combination thumbwheel knob
Channel Selector: four-position rotary switch
Red LED ON" indicator, flashes to indicate Low battery
3.5 mm stereo mini phone jack Accepts 3.5 mm mono or stereo phone plug
15 mW max at 32 Ohms
125 dB SSPL90 with HED 021; 110 dB SSPL90 w/ EAR 013
Better than 1 nW/cm2 for 40 dB signal-to-noise ratio
CE, FCC, RoHS, WEEE
Headphones/Earphones: Mono or stereo, 8-32 ohms, 3.5 mm mini phone plug, HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001
4.1 x 2.85 x 1.2" / 104.14 x 72.39 x 30.48mm
4.5oz / 127.57g (with batteries)
707976002860
You can experience superior audio quality with the Williams Sound Body-pack Design 4-Channel Selectable Infrared Receiver. This high-performance device is compatible with transmitters operating on the 2.3/2.8/3.3/3.8 MHz bandwidth, ensuring a wide range of connectivity options.
The receiver is equipped with dual infrared detectors, designed to maximize sensitivity and extend the operating range. It boasts an impressive range of up to 28,000 square feet (2,600 square meters) in single-channel mode when paired with a Williams Sound WIR TX925 or WIR TX90 infrared system. This expansive coverage area makes it an ideal choice for large venues or outdoor events.
Designed for comfort and convenience, this body-pack receiver features a handy channel selector and an easy-to-use on/off volume control. Its compact and lightweight design allows for easy portability and comfortable wear.
The RX22-4N model is versatile and adaptable, capable of being used with mono or stereo headphones, earphones, or a neckloop. This flexibility allows you to choose the audio output that best suits your needs and preferences.
In summary, the Williams Sound Body-pack Design 4-Channel Selectable Infrared Receiver offers a perfect blend of performance, comfort, and versatility, making it a valuable addition to any audio setup. Whether you're a professional sound engineer or an audio enthusiast, this receiver is designed to deliver a superior listening experience.