Details Four Talent channels All IFB button simultaneously access all Talent channels Tally lights indicate IFB channels in use Optional rack mount kit for up to 12 talent access buttons in a 1RU Powered by the intercom line Item Code MA-704 Technical Specifications Panel Microphone Input Input Type: Electret Input Impedance: >=2kO Mic Limiter Threshold: 0dB ± 3dB Mic Limiter Range: >= 15dB Frequency Response Panel Mic - Talent: 200 - 18kHz ± 3dB Extension Line - Talent: 200 - 18kHz ± 3dB Max Distortion Panel Mic - Talent: <= 0.5% Extension Line - Talent: <= 0.1% Noise Panel Mic – Talent: < -65dBu Extension Line - Talent: < -85dBu Max Gain Panel Mic - Talent: <= 40dB Program Input - Talent: <= -45dB Power Input Voltage Range: 20-30V DC Input Current (Idle): <= 140mA Input Current (Max): <= 180mA Rear Panel Connectors IFB Input: (1) XLR6F-Switchcraft pin layout* IFB Ext.: (1) XLR6M-Switchcraft pin layout* Extension Bus Out: (1) 1/4 TRS jack External Line In: (1) 1/4 TRS jack Mic Gain: (1) Gain adjust Requires a cable with 4 shielded pairs. Front Panel Controls & Indicators (5) Talk buttons (1) 1/4 Threaded TRS Microphone Socket Environmental 32° - +122°F (0° - +50°C) Dimensions 6.3 x 1.75 x 5.5in (WxHxD) (160 x 44 x 140mm) Weight 1.71lbs (0.78kg) *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.