Product details：

LT-U02 2 port/channel prime USB Recording Unit

The USB2 Voice box aims to deliver unique portability and flexibility and functions as the High-migration development tool or small-scale portable system for customers. The USB Voice box is specially designed for worldwide analog interfaces for its high compatibility with international telephony environments. With terminate interface capacities, it features programmable voltage thresholds, loop polarity reversal and multiple event triggers, and can easily be configured to accommodated to diverse analog networks worldwide. The unit is avaiable in 4,8 or 16 line configuration.
The record monitor system can achieve the following functions:
1. Multi-line call record
2. Monitor real-time call of any line;
3. Can query any record on the computer or Internet ;
4. Non-stop record for 24 hours;
5. All functions can proceed in a real-time way;
6. Caller ID and dial out number supported;
7. Automatic gain control of record and play to ensure the volume balance of two speakers;
8. Classified management of user right;
9. Count record;
10. Call list print,Record sound and convert format of MP3 or wave;
11. Can manage client and recording , show the telephone number and client data on internet or local computer.

Product pictrue:

Hardware connection:

Performance Characteristics
1. Digital record: fully digital mode for record and playback, hi-fi reappearance of the original sound, hard disk of 1G able to record 175 hours.
2. Visual interface: 800X600 figure resolution display provided. Detailed display of working mode, operation indication and query result record.
3. Record mode: record start mode of Voltage and Audio control supported, call receiving of DTMF and FSK modes supported automatically.
4. Caller ID: caller company alarm alert to achieve real-time monitor.
5. Quick search: quick search and print of complicated call record; search and print functions of channel number, call date, phone number, company name.
6. Print function: print the query result by local or network printer.
7. Cycling record: cycling record according to designated record space and automatic deletion of the earliest record in batches.
8. Time record: able to pre-set record time.
9. Call monitor: immediate monitor of any call line.
10. Parallel operation: record, call record, search and playback in the same time.
11. Alarm function: key operation, PC and fault with alert and warning.
12. Network function: management of the equipment and search and playback of record through network ; Internet or LAN.
13. Safe and reliable: classified password right management and high confidence of call record. Industrial-grade machine model and highly reliable components, machine and keyboard hard lock.

Record Mode
There are three record modes of the system for you to choose from: Voltage, voice and manual control.
Voltage control:record according to voltage change, ie, starts when telephone is picked up and will finish when telephone is hung up.
Audio voice control:record based on whether there is sound signal in the line check, such as interphone and so on;

Technical Parameters
1. Input: 1-2 channels
2. Impedance: high impedance >100K ohm
3. Signal-to-Noise: 50dB
4. Frequency response: 300Hz to 3400Hz
5. Digital mode:GSM
6. Collection speed: 12.5Kbit / 1s, compression ratio is 5
7. Average search path: 39MS
8. Power waste: 300W MAX
9. Celsius: +5 to +40
10. Humidity: 5% to 85%

++ Product Description ++

Brand New And High Quality PC Recorder kit-Telephone Line Monitor/Recorder, Sense Voice Recording Automatically File your kept conversations on your PC via dialed number, date or time Automatically transfers conversations to a folder on your PC's network and FTP server after you finish the software setting Automatically starts recording when the receiver picks up the phone and stops recording when he or she hangs up Record the voice clearly with standard WAV files that occupy little storage space You can check or remark the files at any time  Look No Further, Buy One with Confidence!

Works With: VoIP Systems (Vonage, Magic Jack, and Cable, Etc.) Digital Phone Systems Multi-Line Office & PBX Phone Systems Hotel Phones   Specifications: USB 2.0 Port USB Powered RJ11 Phone Jack Files Recorded In WAV File Format Automatically Record Incoming And Outgoing Calls Instantly Replay Any Message Features Search Function Email Features Caller ID for Incoming Calls With Automatic Pop-Up Window Export Log And Address Book To Excel Digital Recording Support 64 KBPS & (Compressed) 8 KBPS Windows 2000 / XP / Vista / 7 Compatible Dimensions: 73 x 43 x 18 mm (2.87" x 1.69" x 0.71")

++Package included++

1 x 2 Channel Telephone Line Recorder 1 x USB Cable  2 x Telephone Cable 1 x Disc In original package (In carton)

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