Q99 16GB Digital Audio Voice Recorder MP3 Player Noise Reduction Recording Device ?Noise Reduction Design: With a built-in DSP digital noise reduction chip and high-sensitivity microphone,it can restore the original sound for ultra-clear recording without headphones and provide exceptional sound quality ?One-Button Recording/Saving: It features one-button save and one-button recording,making it easy to use. It has a 0.96-inch HD display screen ?Multiple Playback Formats: MP3,WAV,OGG,APE,FLAC,ACC-LC ?Long Working Time: Built-in 350mAh battery,it supports continuous recording for 70 hours ?Easy to Transfer Recordings: Convenient to transfer the recordings to a computer/mobile phone to playback,delete and rename the recording files ?Practical Gift: A useful gift for students,professors,teachers,businessmen,and anyone who needs to record usually ?Wide Application: It's ideal for lectures,meetings,interviews,speeches,class,business,and study Specification: ?Product weight: 50g ?Product size: 10.7*22*135cm ?Battery capacity: 350mAh ?Recording time: 70 hours ?Charging time: 2 hours ?Playback time: 32 hours ?Internal memory: 16GB ?Speaker: Built-in ?Display screen: 0.96-inch screen ?Recording format: WAV ?Playback format: MP3/OGG/APE/FLAC/WAV/AAC-LC Package included: ?1 x Cable ?1 x Voice Recorder ?1 x English and Chinese User Manual ?Other things not included