1. It can play MP3 music from TF cards and USB flash drives (supporting up to 16G). It has AM and FM radio functions, and the radio can automatically search for and memorize channels. 2. It is equipped with an audio input cable, which can be connected to devices such as computers, MP3s, MP4s, mobile phones, and PSPs. 3. It is equipped with a rechargeable -5C lithium battery. It can be charged by connecting to a computer or a USB power adapter via a USB charging cable, and can also be charged with a universal charger. It is equipped with a standard 3.5mm headphone jack, allowing users to use headphones to listen to radio and music. 4. Users can use the 0 - 9 numeric keys to select radio channels and MP3 music, which is convenient to operate. It has an MP3 repeat function, which can control the repeated playback of a single song or all MP3 music. 5. In MP3 mode, it can continue to play the current MP3 when it is turned on again after being turned off. This speaker is small and portable, making it easy to carry around. It has a super - bass speaker with good sound quality. It is equipped with an LED flashlight. ### Specification Parameters 1. Input power: 5V 500MA 2. Maximum output: 3W 3. Battery capacity: 600mAh (marked as 800mAh) rechargeable -5C battery 4. Signal - to - noise ratio: 87dB 5. Decoding format: MP3 (8 - 320Kbps) 6. FM radio frequency range: 87.5 - 108MHz, AM radio frequency range: 522 - 1710KHz 7. Speaker: 45mm 4 ohm 3W (internal magnetic type) 8. Charging time: 2 - 3 hours 9. Playing time: 2 - 10 hours 10. Color: Black 11. Material: ABS 12. Dimensions: 127 * 59 * 24mm ### Packaging Contents 1. One music speaker Only the above packaging contents are included, and no other products are included. ### Note Light and different displays may cause the color of the item to vary slightly from the actual product. A measurement error of ±1 - 3cm is allowed.