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

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voltage controller

" found 5 Products from Guanxin Electronics Co., Ltd, China

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(1-5 out of 5)

PCI Telephone Recorder: voltage-controlled, sound-controlled and key-controlled 5, Offers two selections of compression to record and play back, including 2 times (ADPCM) and 5 times, supporting playback by sound card 6, ...

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 ...

1 Channel USB 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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