Description

GX*4R telephone recording card offers 4 channels for recording and a port for playback. It is parallel connection, allowing recording of telephone, all kinds of audio, radio and carrier phone. Unique AGC in volume, mute-noise reduction and interjecting sound during recording are found on GX*4R telephone recording card, which ensures high-fidelity tone. It is especially applicable for building a 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 have any influence to both sides talk at any time 3, Single card provides four independent parallel work ports for telephone recording and a port for playback 4, Supports three ways to start recording respectively for 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, With unique voice inserting technology, it can cut in sound prompt on demand (optionally) during recording. 7, Accurately judge the channel status(Pickup/Hangup, Ringing, Activity/Silence, Short-circuit, Disconnection) 8, Supports caller ID display, and automatically identifies two modes respectively for FSK and DTMF 9, Provides caller ID detection in a wide dynamic range, resulting in Caller ID can be accurately detected in poor circuit condition *0, Configuring various functional modules in different ways results in high-impedance recording , automatic sound response and leaving message . *1, Drivers is based on event-driven in order to multi-channel programming *2, *-channel, *-channel and **-channel recording card are based on unified sound card driver and the three cards can be mixed insertion *3, Supports unique AGC in volume, which ensures the volume balance betwee the two sides talk and tone clear Related models:GX*4R