Details XLR-6 line connectors for 2-Channel + Program Audio 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 Program Audio thumbwheel adjustment Fully compatible with current and previous Clear-Com analog partyline systems Low operating current for more beltpack daisy-chaining Rugged and strong construction “Clear-Com Sound” for intelligible audio Item Code RS-702 Technical Specifications dBu is an absolute measurement. 0dBu is referenced to 0.775 volts RMS Microphone Pre-Amplifier Mic to Line (without limiter acting) Frequency Response: 280 – 15kHz ± 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 – 20kHz ± 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 and B: Green LED Call A and B: Orange LED Connectors Intercom Line: (2) 6-pin XLR–M–F Switchcraft pin layout* Pin 1: Common Pin 2: PL Power (+28V DC) Pin 3: PL Ch-B Pin 4: PL Ch-A Pin 5: Program Audio + Pin 6: Program Audio - Each intercom channel should be an individually shielded pair Headset: 4-pin XLR–M Pin 1: Mic - (Mic Common) Pin 2: Mic + Pin 3: Spkr- Pin 4: Spkr+ (and 0.5*VCC DC, supply between Pin 4 and Pin 1) Power Input Voltage Range: 12-30V DC Input Current (Idle): <=25mA Input Current (Max): <=40mA Call Voltage 16.5V DC Minimum Voltage Needed: 3.3V Environmental 32° - 158°F (0° - 70°C) Relative Humidity: 0 - 90%, non-condensing Dimensions 3.4 x 4.5 x 1.7in (HxWxD) (86 x 114 x 43mm) Weight 10.5oz (0.30kg) *IMPORTANT: XLR Connector Compatibility Clear-Com products featuring 6-pin XLR connectors utilize the Switchcraft XLR pin layout. Compatible connectors are available from manufacturers, such as Switchcraft and Neautrik, yet compatibility must be verified. Neutrik 6-pin XLR connectors must include “S” in the part number to ensure compatibility.