The Jabra Connect 4s-USB Portable Speaker in black is a versatile device perfect for use with computers and mobile phones. This speaker features Bluetooth connectivity, making it easy to stream music and take calls on the go. With on/off buttons, volume control, and voice guidance, this speaker offers convenience and ease of use. It also has speakerphone capability, making it ideal for hands-free calls. The compact design and USB charging make it portable and convenient for use at home or on the road. The Jabra Connect 4s-USB Portable Speaker is a reliable and high-quality option for those in need of a portable audio solution. Everything appears new and unused in the opened box.