About this item [FM Radio Speaker] With high quality FM Radio signal, this mini radio speaker can automatically search channels. Number buttons allow for easy MP3 selection and FM Radio station access. Direct manipulation enables quick setup. [High Fidelity Sound Quality] Loud sound and high fidelity sound quality make this speaker suitable for all ages. It also includes a 3.5mm earphone jack for connecting earphones. [TF / SD / MMC Card & U Drive] This speaker can play music from TF / SD / MMC cards and U drives. In MP3 mode, when powered off, it will continue playback of the current MP3 when powered on again. [Convenience] Featuring a 1.5-inch display screen and unique plastic buttons, this device is user-friendly, durable, and eco-friendly. A lanyard and back clip make it easy to take outside. [Endurance Time] The replaceable 850mAh battery can be charged via the included Mini USB charging cable; its large battery capacity provides long standby time for all-day music enjoyment. Dime