Applications:
1.Telecommunication: cellular phone, web phone, interphone, Bluetooth earphone.
2.Portable office devices: Notebook, PDA, portable electrograph, portable printer.
3.Video devices: GPS, digital camera, camcorder, portable DVD, portable television, MP3, MP4.
4.Portable exchange devices: POS, Handy, Fingerprint machine, portable stock machine.
5.Illuminate devices: miner lamp, searchlight.
6.Others: toys, models.