The Audio Pro 88, a digital audio player with a speaker housed in a transparent case, supports USB, TF card, FM/LINE IN connections, and is compact and multifunctional. - Model Name: Audio Pro 88 - Connection Ports: USB, TF, FM/LINE IN - Speaker Type: Speaker built into a transparent case Thank you for viewing. This is the Audio Pro 88 digital audio player. It's small and convenient to carry. The AudioPro88 is a compact audio device released by the Japanese manufacturer, Tousho. This product is strongly suggested to be the mini-speaker model "TMB-028" or a similar model from the AudioPro88 series. Key Features: Multifunctional: It can play MP3 music files stored on USB memory and microSD cards, receive FM radio (wide FM compatible), and be used as a speaker by connecting to external devices via LINE IN. Design: It features a transparent cube-shaped body, which lights up with LED illumination when in use! Power: It operates on USB power and has a built-in rechargeable battery, making it portable. This product seems to be a discontinued model, but it is traded in the used market. It is a good condition used item, with no noticeable scratches. There are some minor scuffs. All functions have been confirmed to work, but details of the battery are unknown due to short-term testing. The sound quality of the radio and music playback sounded great without any problems. Thank you.