Fangrui Product Details 1. 4gb Digital Voice Recorder Dictaphone Mp3 Player, Support Telephone Recording, Vox Function(black)(black) 2. Features 3. Separated Recording & Playing Keys: One Key For Recording, One For Playing 4. Vor System: Voice Operated Activated Recording (automatically Starts Recording When There Is Sound And Pauses When There Is No Sound.) 5. Four Recording Modes: 6. - "sp" For High Quality Recording Voice Without Distorting. 7. - "lp" For Long Time Recording 8. - "sp Voice" For High Quality Recording Under Voice Activated Recording 9. - "lp Voice" For Long Time Recording Under Voice Activated Recording 10. Sleek Appearance Design And Comfortable Touch 11. Recording Telephone Conversation 12. Connect The Recorder With The Telephone Via Telephone Adapter; The Recorder Can Record Telephone Conversation 13. Support Multiple Audio Format, Such As Mp1, Mp2, Mp3, Wav 14. No Need Usb Driver 15. 4gb Digital Voice Recorder Pen With Mp3 Function. Normal Pen With Rechargeable Refill. Supports Mp3, Wma, Asf, And Wav Music Formats. Long Time Voice Recording. 16. Specifications 17. Memory: 4gb 18. With Lcd Display 19. Built-in Speaker 20. Music Playing Function 21. 128x64 Lattice Screen 22. Different Languages 23. Recording Indication 24. Sound Control Function (vor) Available 25. 7rq Modes: Nop, Rock, Pop, Classol, Soft, Jazz And Dbb 26. Power Supply: 2 X Aaa Battery (not Included) 27. Battery Low Power Indication 28. Working Temperature: 0~40 Celsius