32GB Digital Recorder: portable recorder built-in 32GB internal memory, can store recordings(Voice Mode) from 192 hours(384 kbps) to 2320 hours(32 kbps) or 4000 songs(Music Mode). Built-in 400mAh rechargeable lithium battery, support up to 30 hours continuous recording after 3 hours single fully charged. Charges or transfer files via supplied Micro-USB cable. Perfect recording device for lecture, meeting, interview, class, journalist and so on. High Quality Voice Recorder: The audio recorder equipped with professional recording chip, 2 built-in AGC noise reduction microphones, efficiently reduce background noise, supports up to 384kbps stereo audio recordings. External speakers can playback recordings and music clearly and loudly without connect to a computer or other device. The files are saved in WAV format(not MP3 format). Voice Activated Recorder: When the "VOR" function is activated, the sound will be detected automatically during recording. When the sound is lower than the certain decibel standard, the recording will pause after about 2 seconds. When the sound reaches the decibel standard, the sound recorder will restart recording. Note: must turn on the "VOR" voice activated function in the "Setting Mode" could achieve this function. One Button Recording: Turn on the recorder and slide the "REC" button up to start recording. Once done recording, slide the "Save" button down and the recording will be saved. Long press "M" button back to main interface. The dictaphone also has the functions of automatic save, A-B repeat, 16 variable playback speed, fast forward rewind forward, time stamp, timed recording, segmented recording, recording monitor, password protection, etc. With Speakers: Yes Model Number: Digital Voice Activated Recorder Voice Activated Recording: Yes External Microphone: Yes Balanced Out: Yes Recording time: Around 30 hours Power Input: 5V,300mA-1000mA Recording format: WAV Music format: MP3/WMA/WAV Storage: Built-in 32G storage Battery: Built-in lithium battery 3.7V/400mA USB interface: Micro-USB2.0(Support USB3.0) Screen: Break code screen Unit weight: 53g colour:Black Material:plastic size:81.5 x 26.7 x 12mm Package Contents: 1 x Digital Voice Recorder 1 x USB Cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.