Clear-Com 4-Channel Remote Headset Station - HB-704

4-Channel Remote Headset Station

• Momentary/Latching Talk switch with LED
• Microprocessor controlled logic and switching
• Visual call signaling
• Headset connector with volume control and sidetone adjust
• Optional 4-wire or TW daughter boards for flexibility
• Mountable into a standard US two-gang outlet box

• Input Type :Dynamic
• Input Impedance: >= 1K
• Mic Limiter Threshold: -2dBu ± 3dB
• Mic Limiter Range: >= 15dB

• Input Impedance: >= 5K

• Load Impedance: >= 8
• Output Impedance: <= 25
• Output Limiter Threshold: +5dBu ± 3dB
• Maximum Output Level before Distortion: >= 17dBu

• Off Noise: < -74dBu
• Output Impedance: >10K

• Crosstalk: < -60dB
• Max level before Clipping: >= 12dBu

• Headset Mic – Partyline: 300 – 15KHz ± 3dB
• Partyline – Headset Out: 300 – 15KHz ± 3dB

• Headset Mic – Partyline: <= 0.5%
• Partyline – Headset Out: <= 0.2%

• Headset Mic – Partyline: < -70dBu

• Headset Mic – Partyline: 41dB ± 2dB
• Partyline – Headset Out: >= 34dB

• Input Voltage Range: 20-30 VDC
• Input Current (Idle):<= 50mA
• Input Current (Max):<=100mA

• Intercom Line: Seven terminal connector
• Option Switches: Two DIP switches
• Option Board Jumper: Two sets of options jumpers

• 32 – 122°F (0 – 50°C)

• 4.5 x 4.6 1.75 in (HxWxD)
• (114 x 117 x 44 mm)

• 0.46 lb (0.21 kg)