Features: - Fashionable and elegant design - Portable an easy to carry - Built in rechargeable battery - Built in bass booster - Good sound Bluetooth wireless speakers - Bluetooth wireless speakers support 16 G memory card play - Mini Bluetooth wireless speakers support AUX and USB - U disk playing Bluetooth wireless speakers - Bluetooth wireless cellphone speakers - Supports Bluetooth, TF, USB, MP3, FM, Free Call, AUX Specifications: - Bluetooth Version: 5.0 - Range: 10m - Speaker: 40mm - Frequency: 150Hz - 15KHz - Input: DC 5V What's in the box X1 Bluetooth Speaker x1 USB Cable x1 Manual