1. USB2.0 moves the U plate, namely inserts namely uses;
2. high acoustic fidelity sound recording pattern, the recording document preservation is the WAV form; 3. built-in high quality microphone, an operation sound recording; 
4. Record time : 1GB Record time 68 Hours , 2GB for 136 Hours,4GB for 272 Hours
5. bringing system real-time clock, with ease records the recording time;
6. system real-time clock does not need to establish, connects when the computer namely instantaneous takes the machine time to renew automatically;
7. built-in capacity supports 128M-16GB;
8. built-in may charge the lithium battery, the duration of charging 1.5 hours, the computer USB port charge;
9. The LED status indicator (may elect);
10. constructs the sound recording listed files software, inserts the computer namely automatic movement to juxtapose the sound recording listed files, facilitates examines

Suitable for:
1) business man to record important talk, conference or negotiations.
2) company employees to record meeting memo for later analysis.
3) student to record important sections of lessons from school.
4) trainees to record important content from trainers lessons in training program.
5) audience to record wonderful part in party, lectures or concert, etc.
6) police to record secretly evidence and clean criminals.
7) law-officer or lawyer to record affidavit secretly from accuser or defendant in court.
8) private detectors to record evidence.
9) Spy actions.
10) daily use to record conversations or funny sounds.