AST-USB02 is the most advanced total digitalization small-scale external recording equipment that is researched and develop independently by our company after combining every field requirement. It has combined all advantages of other digital recording equipment , the hardware is exquisite and small and exquisite, the size is 110Lx72Wx25H mm. It is very convenient to carry; according to the internationally advanced development way, we develope the green applied software, it means not to install the produce just copy the hard disk, then can be used. And can adapt to the characters of every country automatically, the user can revise the characters, it revise the recording interface, dose not need professional person to revise, small cheap, easy to use, powerful, and steady. Widely used in family and small company. and suitable for the foreign export.
Basic Functions The record monitor system can achieve the following functions:
i?? Multi-line call record
i?? Monitor real-time call circumstance of any line;
i?? Can query any record on the computer or Internet ;
i?? Non-stop record for 24 hours;
i?? All functions can proceed in a real-time way;
i?? Caller ID and dial out number supported;
i?? Automatic gain control of record and play to ensure the volume balance of two speakers;
i?? Classified management of user right;
i?? Count record;
i?? Call list print,Record sound the document can convert format of MP3 and wave;
i?? Can manage client and recording , show the telephone number and client data on internet or local computer.
i?? Performance Characteristics

i?? 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.
i?? Visual interface: 800X600 figure resolution display provided. Detailed display of working mode, operation indication and query result record.
i?? Record mode: record start mode of Vit and Audio control supported, call receiving of DTMF and FSK modes supported automatically.
i?? Caller ID: caller company alarm alert to achieve real-time monitor.
i?? Quick search: quick search and print of complicated call record; search and print functions of channel number, call date, phone number, company name.
i?? Print function: print the query result by local or network printer.
i?? Cycling record: cycling record according to designated record space and automatic deletion of the earliest record in batches.
i?? Time record: able to pre-set record time.
i?? Call monitor: immediate monitor of any call line.
i?? Parallel operation: record, call record, search and playback in the same time.
i?? Alarm function: key operation, machine and fault with alert and warning.
i?? Network function: management of the equipment and search and playback of record through network sa Internet or LAN.
i?? 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: auto, voice and manual control.
Vlt voltage control:record according to voltage change, ie, start when telephone is picked up while 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

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

Hardware Composition
Operate system:WIN98/ME/2000/XP/2003
CPU:Big in more than C800
Hard disk:Big in more than 20G
Memory: Big in more than 128M
Monitor:VGA 800*600 resolving rate recommended

AST-USB02 is the most advanced total digitalization small-scale external recording equipment that is researched and develop independently by our company after combining every field requirement. It has combined all advantages of other digital recording equipment , the hardware is exquisite and small and exquisite, the size is 110Lx72Wx25H mm. It is very convenient to carry; according to the internationally advanced development way, we develope the green applied software, it means not to install the produce just copy the hard disk, then can be used. And can adapt to the characters of every country automatically, the user can revise the characters, it revise the recording interface, dose not need professional person to revise, small cheap, easy to use, powerful, and steady. Widely used in family and small company. and suitable for the foreign export.
Basic Functions The record monitor system can achieve the following functions:
i?? Multi-line call record
i?? Monitor real-time call circumstance of any line;
i?? Can query any record on the computer or Internet ;
i?? Non-stop record for 24 hours;
i?? All functions can proceed in a real-time way;
i?? Caller ID and dial out number supported;
i?? Automatic gain control of record and play to ensure the volume balance of two speakers;
i?? Classified management of user right;
i?? Count record;
i?? Call list print,Record sound the document can convert format of MP3 and wave;
i?? Can manage client and recording , show the telephone number and client data on internet or local computer.
i?? Performance Characteristics

i?? 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.
i?? Visual interface: 800X600 figure resolution display provided. Detailed display of working mode, operation indication and query result record.
i?? Record mode: record start mode of Vit and Audio control supported, call receiving of DTMF and FSK modes supported automatically.
i?? Caller ID: caller company alarm alert to achieve real-time monitor.
i?? Quick search: quick search and print of complicated call record; search and print functions of channel number, call date, phone number, company name.
i?? Print function: print the query result by local or network printer.
i?? Cycling record: cycling record according to designated record space and automatic deletion of the earliest record in batches.
i?? Time record: able to pre-set record time.
i?? Call monitor: immediate monitor of any call line.
i?? Parallel operation: record, call record, search and playback in the same time.
i?? Alarm function: key operation, machine and fault with alert and warning.
i?? Network function: management of the equipment and search and playback of record through network sa Internet or LAN.
i?? 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: auto, voice and manual control.
Vlt voltage control:record according to voltage change, ie, start when telephone is picked up while 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

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

Hardware Composition
Operate system:WIN98/ME/2000/XP/2003
CPU:Big in more than C800
Hard disk:Big in more than 20G
Memory: Big in more than 128M
Monitor:VGA 800*600 resolving rate recommended