Andrea Electronics C1-1020700-1 Model PCTI-3 3-Way Telephone Headset Interface, Designed for Maximum Telephone and Computer Connectivity; 2.2k Ohm, 5 VDC Microphone Power Provided

Andrea Electronics C1-1020700-1 Model PCTI-3 3-Way Telephone Headset Interface, Designed for Maximum Telephone and Computer Connectivity; 2.2k Ohm, 5 VDC Microphone Power Provided Key Features Designed for maximum telephone and computer connectivity Maximise computer voice recognition as well as telephone intelligibility 2.2k Ohm, 5 VDC Microphone power provided 8 to 32 Ohms for mono headsets and 16 to 32 Ohms for stereo headsets Headphone output impedance 40 dB Signal to noise 3.5 mm plug connects to computer mic input and speaker output or headset output 7 feet Cable Length 3.5 mm stereo jack Connector Use the headset with the PC for speech recognition, VoIP, or any PC audio output Specifications Mic Input: Microphone power provided: 2.2k Ohm, 5 VDC Connector: 3.5 mm jack; "tip", mic power and audio input; "ring" no connect Headset Output: Headphone output impedance: 8 to 32 Ohms for mono headsets, 16 to 32 Ohms for stereo headsets Signal to noise: 40 dB (min) Connector: 3.5 mm jack; "tip" right speaker; "ring" left speaker, "sleeve" speaker low Computer In / Out: Microphone Input: 3.5 mm plug connects to computer mic input Speaker output / headset output: 3.5 mm plug connects to computer speaker output or headset output Cable Length: 7 feet Multimedia Speaker Output: Connector: 3.5 mm stereo jack Power: Voltage (Wall transformer supplied): 9 VDC Current Drain: 70 mA (max)

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