USB voice recorder

* LP,SP,HP modes. file format: LP ACT, SP WAV, HP MP3
* USB plug & play, no need USB cable
* Record phone conversations.
* Record via external microphone.
* Recording monitor & hearing aid
* Automatic file section-break
* Recording time setting
* Work as MP3 player.
* Low-battery indicate
* Built-in speaker.
* As USB flash
* FM radio ( Optional )
* A-B marker repeat
* Built-in Li battery
USB voice recorder