RS-703

Visual LED indicators on top of keypad

Tactile buttons for Call and Talk

Recessed rotary controls for Volume with end stops

Concealed, programmable DIP switches

XLR-3 line connectors with 2-channel TW connectivity

3.5mm Program Audio Input jack

RTS-TW compatible

Fully compatible with Clear-Com analog partyline systems when using the TWC-703 adapter

Low operating current for more beltpack daisy-chaining

Rugged and strong construction

"Clear-Com Sound" for intelligible audio

Microphone Pre-Amplifier

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

Headphone Amplifier

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

Keypad Indicators

Power: Green LED

Talk A: Green LED

Call A: Orange LED

Talk B: Green LED

Call B: Orange LED

Connectors

Intercom Line: (2) 3-pin XLR-M-F Ch. 1 2-Wire

Intercom Channel Pin 1: Common; Pin 2: PL Power (+28VDC)/PL Ch-A; Pin 3: PL Ch-B

Headset: 4-pin XLR-M

Headset Connector; Pin 1: Mic - (Mic Common); Pin 2: Mic +; Pin 3: Spkr-; Pin 4: Spkr+ (&0.5*VCCDC Supply between Pin 4 & Pin 1)

Program Audio Input: 3.5mm TRS jack

Power Requirements

25mA Quiescent

35mA Average talk

40mA Talk with signaling

DC Voltage Range: 12-30VDC

Environmental

Operating Temp Range: 0C - 70C (32F - 158F)

Storage Temp Range: 0C - 70C (32F - 158F)

Relative Humidity: 0 - 90% non condensing

Dimensions

3.4in H x 4.5in W x 1.7in D

(86.4 x 114.3 x 43.2 mm)

Weight

0.68 lbs (0.31 kg)