1、3D SURROUND SOUND: Digital recording device has 3D surround sound, immersive HIFI experience, and supports a variety of lossless sound quality formats. Play stereo outside, you can play it outside and share beautiful melody with friends. 2、PICTURE VIEWING MODE: Sound recording device can automatically view pictures by slide show, repeat play, random play and thumbnail mode to meet various picture viewing needs. It can be connected to bluetooth headset speaker, and the signal is stable. 3、PRESET 30 RADIO STATIONS: Digital voice activated recorder can collect preset 30 favorite radio stations, and can be tuned manually or automatically. The radio supports recording favorite listening content. Built in 300mAh li polymer. 4、MUSIC PLAYER: Voice activated recorder supports listening to music, txt e books, adding bookmarks and turning pages automatically, which brings a better reading experience, and supports reading novels while playing music in the background. 5、VOICE RECORDING: When voice recorder is turned on, it is simple and convenient to turn on HD recording with one key. Turn on voice activated recording, you can record when there is sound, and pause when there is no sound to save memory space. 6、APPLICABLE RANGE: Voice recorder supports AVI AMV video playing format, so you can download your favorite video and watch it anytime, anywhere. It is suitable for classroom learning recording, training learning recording, communication learning recording, work meeting recording, etc. Item Type: Digital Voice Recorder Material: Zinc Alloy Operation Mode: Capacitive Touch Screen Size: 1.8 Inch Recording Format: MP3 WAV Sound Format: MP3 WAV OGG APE FLAC WMA AAC LC ACELP Video Format: AMV AVl Image Format: JPEG BMP GF Bluetooth Function: Fast Bluetooth 5.0 E Book: TXT Format Radio: FM Radio Built In Li Polymer: 300mAh 1 x Digital Voice Recorder 1 x Charging Cable 1 x Instruction Manual 1 x Earphone