Specifications Hign-concerned Chemical:None Playback Formats:mp3 With Speakers:Yes External Memory:No Record Audio Format:MP3 Origin:Mainland China Product Feature *This recorder is easy to carry in your pocket or purse, powered by a rechargeable battery, and can be used to record meetings, conferences, lectures, interviews, etc.! *Equipped with dual sensitivity microphones, this device records high quality 128Kbps audio messages. It is an excellent tool for teachers, students, salespeople, audiences, professors and anyone who needs to record what they need. *Easily decipher the operation buttons, simply turn on your voice recorder, press REC, record your important lecture, moments; press STOP save your recordings safely; press PLAY to listen to what you just recorded, and then press A-B, select your important section to repeat, We help you study and review your teacher, teacher's keynote speech in class, lecture, semester so simple! *Built-in rechargeable lithium battery provides 20 hours of continuous recording. The 8GB memory can store 7680 minutes of recordings that can be saved in various types of data files. Which makes this device undoubtedly a durable, portable and reliable sound recorder. Colour: Black/Silver/Prune Material:Metal Package Content: Translated with DeepL.com (free version) 1 x Voice Recorder Pen Only the contents of the package above, other products are not included. Note: Light reflection and different screens may make the colour of the item in the picture a little different from the real one. The measurement error allowed is +/- 1-3cm.