Guanxin Electronics Co., Limited
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Telephone Recording Box

Brand Name:
Model Number:
Telephone Recording Box
Detailed Description

4 Channel Telephone Recording box
1, parallel connection,high impedance recording
2,Accurately judge the channel status

4-channel Telephone Recording Box


GXUSB-04R series of telephone recording boxes adopts parallel connection, allowing recording of analog telephone, digital phone, all kinds of audio, radio and carrier phone. GXUSB-R telephone recording boxes records with clear tone quality, is easy to instal and take. Cooperating with mobile computers terminal can build a convenient-move telephone recording monitoring system.



1, USB interface, provides easy installation, supports hot-swap, PNP(plug and play)and automatic recognition

2, Parallel connection and high-impedance recording module, have no influence on  two sides talk

3, Accurately judge the channel status(Pickup/Hangup, Ring times, Open-circuit or Short-circuit, Activity/Silence, Busy tone on line)

4, Supports three start-up modes respectively for 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 dynamic range, and the accuracy of detection is in the industry-leading level. 

7, Offers a large selection of audio encoding, including A-law PCM, ADPCM, GSM and so on

8, Configuring various functional modules in different ways results in high-impedance recording, automatic sound response and leaving message.

9, Software dialing, playing voice prompt during recording on demand (MODEL: GXUSB-04R+  ONLY )

10, Supports AGC in volume, which ensures the volume balance between the remote end and near end during call

11, Supports automatic recovery after hot-swap and USB port error 

12, Drivers is based on event-driven, providing DLL dynamic link library and ActiveX control

13, Be capable of expanding automatic sound response and leaving message.

14, Supports 5-times compressed voice for storage, and audio data can be saved directly in WINDOWS-standard WAVE format


Related models:

GXUSB-04R    4-channel telephone recording box


Development Environment:

Provides drivers in WIN2000/XP/7 and LINUX operating system

Provides DLL dynamic link library and ActiveX control

Supports VC++, VB, DELPHI, PB, C++Builder,. NET, WEB

Provides the source procedure and audio editing tool as programming example.


Application areas:

Telephone Services working Quality Monitoring System

The key sector of Banking, Insurance, Securities s audio monitoring   

Scheduling departments: aviation, electric power, railways, oil, ports, transportation and other conducting control center

Offering telephone recording as evidence for government departments and enterprises


All this kind Others, we promise will offer the best price by the good quality in china!We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise timely delivery, short lead time and good after sell service.We are sincerely looking for your cooperation.

Company information:
    Guanxin Electronics Co., Limited Was established in 1996 . We is an exporter of China (Mainland) CCTV System products.    We have exported products to many other countries, such as North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe. Our main business goal is to provide top quality products for our customers    If we don't have idea of what you're looking for, please call or e-mail with your ideas and we may be able to make you something completely unique!We welcome you to visit our website at!
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Send Inquiry to this Supplier
Guanxin Electronics Co., Limited
Ms. Ivy Deng
Rm 1025 ,Hualianfa Building,North Road Huaqiang,Shenzhen, Guangdong Province. China

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