Williams AV IR RX20 stethoset receiver

General Description

The Williams AV IR RX20 stethoset infrared receiver has two channels so can be used for mono and stereo applications. The one-piece receiver can be worn on the ears with the body suspended under the chin. The user can switch between channel 1, channel 2 or stereo. 
 
The receiver case is transparent to infrared light to ensure reliable reception. 
 
Features
 
Two channel operation
Channel selection switch
Adjustable volume control
3.5mm socket to connect earphone or neck loop
Very sensitive due to case that is transparent to infrared light
Easily sanitised with anti-bacterial wipe
Compatible with Sennheiser infrared systems
Integrated Lithium Polymer battery (charger to be ordered separately)
 
Delivery Includes 
 
1 IR RX20 stethoset receiver
 
Technical Details
 
Weight: 47 grams
Material and Colour: IR Transparent polycarbonate, black
Battery Type: LiPo
Battery Life:   8 hours
Operating Temp: 32-122° F (0-50° C)
Operating Frequency:  2.3 MHz or 2.8 MHz or stereo
Frequency Response: 100 Hz to 12 kHz, ± 3 dB
Signal to Noise Ratio: 60 dB at 10 m
Controls: Volume control thumbwheel;3-position selection switch (2.3 MHz, 2.8 MHz, stereo), Off/on slider for power
Acoustic Output: 120 dB MAX SSPL90 with 2 cc coupler
Compatibility: Compatible with 2.3 MHz and 2.8 MHz IR transmitters
Headphone Jack: 3.5mm stereo