Music On the Go - The USB speaker with ultra-small size is perfect for outdoor travel. Very portable and long battery life, you can carry it on the go1 to 2 Supported - Connect two Bluetooth speakers simultaneously for true 360 surround sound and dual-channel provides you with all-around stereo sound like listening to live musicLong Battery Life - This wireless speaker is equipped with 1200mAH battery, supports 8 hours playtimeWireless Speaker - Utilizes the latest Bluetooth 5.0 chip for high-speed and long-distance transfer up to 10m. Easy to operate, you can connect it to any Bluetooth devicesMultiple Functions - Support FM radio, insert TF card and USB to play music, audio cable can be connected to computer and car.