Specifications Voice Activated Recording:No External Microphone:Yes Balanced Out:No Package:Yes Model Number:T60 Voice Recorder Playback Formats:ALAC,mp3 With Speakers:Yes External Memory:No Record Audio Format:MP3,WAV Origin:Mainland China Certification:CE Memory:4GB/8GB/16G/32G/64G optional Recording format:MP3, WAV Recording bit rate:192 Kbps(SP)/1536kbps(HQ) optional dictaphone:Audio Voice Recorder Features: 1:Digital voice recorder + MP3 player 2:Time setting:Real Time Display 3:Support a key lock screen function 4: High-quality studio recording MICROPHONE, more clear 5: Connecting the terminal box can record telephone calls 6: Automatic recording when have sound, no sound automaitc uspended 7: Support external audio speakers playing loud sound HD 8: support loop, sound mode selection 9: Free driver U disk function, upload and download files handy 10: Recording bottom electrical autosave file function 11: Support one-button recording function 12: Support AB repeat function 13: You can play MP3, WMA music file 14: The clock function 15: high-capacity polymer battery of environmental protection(220mAh) 16:Low battery indicating function Specification: Memory: 4GB/8GB\16GB\32GB Recording Format: MP3,WMV Recording Bit Rate: 1536 Kbps Recording Save:High quality recording for 96 hours / normal recording for 136 hours Recording Source: Telephone recording, Built-in MIC Battery: 220mAh(Can Recording about 15 hours) Support System: Windows 2000 / XP / 7 / Vista / 8 / IOS Product size (L x W x H) : 3.8 x 1.3 x 0.47 inche