New Portable Car Mini Audio System A9 Dazzling LED Wireless Bluetooth 5.1 Subwoofer Childrens Speaker TF Card Speaker

characteristic:1. Unique crack appearance, LED color Bluetooth speaker.2. Bluetooth wireless transmission, supporting free calls.3. Supports USB flash drive, TF card, and audio input.4. Can connect to computers, mobile phones, MP3 players, etc. D. (A 2-in-1 cable must be purchased separately to connect to the computer)5. Large capacity, large volume, large volume, powerful functionality.characteristic:Speaker type: Portable Bluetooth speaker.Material: ABS.Colors: Black, White, Blue, Red, Green.Power supply: 5V; Built in battery (300mAh).Effective power: 3W.Size: 6x6x6cmWeight: 100 gramsTransmission range: up to 10 meters (measuring data in open and unobstructed areas,Walls and buildings may affect the transmission of signals.