Features
Built-in high capacity rechargeable lithium battery
Conveniently charged via USB cable
Water resistant and shatterproof design
Supports an external TF card up to 32GB
On/Off switch， convenient to use
Features a standard Aux-in port
Compatible with all Bluetooth enabled digital devices
Compact size for ease of carrying
General Specs
Brand & ModelNogo B7500  
Bluetooth VersionV4.0
Card ReaderSupports an external TF/ Micro SD card up to 32GB
InputDC 5V 1A
BatteryBuilt-in rechargeable lithium battery
Playing TimeUp to 8 hours