Who knows about Shenzhen Bofeng, their recording cards and voice cards?

BeauPhone digital recording system is an all-digital recording device independently developed by our company according to the needs of communication, power, securities and other industries and other fields, combined with its application characteristics. It can complete the functions of non-interference recording, real-time monitoring, query and playback of multiple telephone lines, realize the effective management of recorded files, and automatically back up and delete files. Widely used in futures brokerage companies, public security, electric power, securities, various dispatching and other fields. 1, basic function support 1- 128 telephone line recording at the same time; Monitor any telephone conversation in real time on the local machine of the recording system; On the local machine of the recording system, inquire the recording at any time according to the calling and called number, date, time, channel number and other conditions; In the local area network, the network inquires about the telephone recording, and the network monitors the calls of any channel in real time; On the WAN where both the recording system and the inquiry machine have external IP addresses, the network inquires about telephone recording; Support message recording function; Delete and back up recording files according to authority; Implement hierarchical management according to user authority; Record the playback, cyclic playback and continuous playback of the query; The recording interface displays the calling and called telephone numbers; Automatic detection of hard disk capacity, recording files can be automatically cleaned and dumped; Support server-side and client-side customer information recording, and automatically pop up the customer information. Through the relay recording function of the switch, you can query the recording according to the extension. 2. Performance characteristics of digital recording: full digital recording and playback mode, high-fidelity original sound reproduction. Large-capacity hard disk is used to store recording files, which is safe and reliable, and it is fast and convenient to read; Recording retrieval: to realize quick retrieval of complex call records. According to the channel number, call date, time, calling and called numbers, you can retrieve the recording. Intuitive interface: the interface presents the text prompts of on-hook and off-hook status and call situation in different channels, which is intuitive, easy to learn and easy to use. Timing recording: according to the actual working situation, set the recording time period of the system; Call monitoring: real-time call monitoring of any channel. Parallel operation: the retrieval and playback of recording and call records are carried out at the same time. Network query: listen to the recording according to the condition query through the local area network. Network monitoring: you can monitor the status of any channel and the call of any channel in real time through LAN. Message inquiry: when no one answers the phone after the specified number of rings, start the automatic message function. Network pop-up: according to the incoming number, the customer information pops up at the designated client through the network. Safe and reliable: hierarchical password authority management, strong confidentiality of call records. Industrial high reliability equipment. 3. Recording mode and recording file format system supports four optional recording modes: voltage control, voice control, key pressing and ringing. Voltage control: recording according to the change of voltage, that is, recording when off-hook. Voice control: recording according to whether there is sound signal on the detection line, such as walkie-talkie. Keying (DTMF control): record according to whether there is a corresponding DTMF key in the detection line. Ringing (Ringing Control): When line ringing is detected, take off-hook recording; Detect a busy tone, hang up and stop recording. The system supports two recording file formats: normal: the default voice file format, and the file data of this format supports three compression formats: 1, 2 and 4 times; Wave: Microsoft wave format, which only supports 1 times compression format. 4. technical parameter input: 8- 128 channels, 8-channel incremental impedance: high impedance >; Signal-to-noise ratio of 8 megaohms: 60dB frequency response: 300-3400 Hz acquisition rate: 64Kbit/s per channel, and speech can be compressed by (1, 2,4) times. Recording time: unlimited temperature: +5℃-+40℃ Humidity: 5%-85% Shenzhen Bofeng Electronics Co., Ltd.