The RS-703 is a two-channel analog beltpack with an XLR-3 line connector and XLR-4M headset connector.
A mic preamp with a dynamic range of 130 db enables intelligible voice communication for every volume level, from a whisper to a shout. The beltpack also combines high headroom, low noise audio and shaped frequency contour (Clear-Com Sound) to deliver crystal-clear audio. A thumbwheel level adjustment is available for Program In, as welll as a 3.5mm TRS jack for Program Input.
The RS-703 is compatible with all Encore partyline products, as well as the PL-Pro line and other TW partyline systems via Encore interfaces.
Mic to Line (without limiter acting) Frequency Response: 280 - 15k Hz ± 3dB
Microphone output to line - Audio Level (-50dBm Electret input): -9dBm
Microphone output to line - Distortion: <0.1%
Microphone output to line - Signal to Noise: >65dB
Clear-Com Sound: Yes
Frequency Response - Line to Headphone: 150 - 20k Hz ± 3dB
Headphone input from line - Audio Level (-9dBm Electret input): 7dBm
Headphone input from line - Distortion: <0.5%
Headphone input from line - Signal to Noise: >50dB
Earphone to Mic - Crosstalk: >80dB
Sidetone - Adjustment Range (-80db mic input): >45dB