
- 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
- Headphone Pre-Amplifier
- Frequency Response – Line to Headphone: 150 – 20k Hz ± 3dB
- Headphone input from line – Audio Level (-9dBm Electret input): 3.5dBm
- 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: Green LED
- Call: 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)
- Pin 3: Line (Audio)
- Headset: 4-pin XLR–M
- Headset Connector
- 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 Requirements
- Input Voltage Range: 12-30V DC
- Input Current (Idle): <=12mA
- Input Current (Max): <=28mA
- Call Voltage
- 16.5V DC
- Minimum Voltage Needed: 3.3V
- Environmental
- 32°F to 140°F (0°C to 60°C)
- Relative Humidity: 0 – 96%, non-condensing
- Vibration Frequency Range: 2 – 13.2Hz,
- Amplitude: 1.0mm
- Peak Value Frequency Range: 13.2 – 100Hz,
- Acceleration Amplitude: 0.7g
- EMC: DNVGL-CG-0339 – Class A
- Enclosure: Salt-mist IP-53
- Dimensions (HxWxD)3.4" x 4.5" x 1.7"
- Weight10.5 oz (0.3 kg)
Why Choose SoundPro?
Since 1973, SoundPro has been the trusted source for audio, video, and lighting gear. Whether you're starting your AVL journey or are a seasoned professional, we're here to help you every step of the way.