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Products > high voltage controller > Guanxin Electronics Co., Ltd | Similar Products

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high voltage controller

" found 4 Products from Guanxin Electronics Co., Ltd, China

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PCI Telephone Recorder: high-performance digital audio monitoring system. Features: 1, PCI interface bus, plug and play, whole based on DSP architecture 2, Parallel connection and high-impedance recording module, do not ...

8 Channel Telephone Call Recorder: voltage-controlled, sound-controlled and key-controlled 5, Supports caller ID display, which automatically identifies two modes respectively for FSK and DTMF 6, Provides caller ID detection in a wide ...

4 Channel Telephone Recorder: voltage-controlled, sound-controlled and key-controlled 5, Supports caller ID display, which automatically identifies two modes respectively for FSK and DTMF 6, Provides caller ID detection in a ...

2 Channel Telephone Recorder: voltage-controlled, sound-controlled and key-controlled. 4, Accurately judge the channel status(Pickup/Hangup, Ring times, Open or Short-circuit, Sonance or Slience) 5, DTMF and CID can be detected ...

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