GT111 wireless speaker is not only looks stunning but also is packed with essential features that you will need and more. Using the bluetooth 4.0 technology, support for a variety of tablet pcs and smart mobile phones and other bluetooth devices TF Card Music Player: Built-in TF card read-only decoding, can play TF card stored in MP3 / WMA format music directly Dual-mode power supply: built-in lithium battery, can be used via USB interface, power supply, or use dc5v USB power supply, dual power supply mode choice. Voice calls, can be a key to answer a call, call back, driving is a good partner
Weight 480 Grams
Batteries1 Lithium ion batteries required.