Wireless Soundbar Bluetooth Speaker Features: Sound Quality: Built in 4 full range high performance speakers and 2 diaphragms, adopted Bluetooth 4.0, brings a full range of high-fidelity stereo surround sound, powerful bass. Multiple Functions: Wired and wireless mode, bluetooth 4.0 version compatible with all smartphones, tablets, TV and echo dot. Built-in USB interface, easy to read U disk, MP3 player and other portable audio device. Innovative Detachable Design: Detachable speaker design, adds more fun to your life and it provides an innovative way to deliver immersive room-filling sound. Applications: V4.0 technology, the speaker can connect with your smart phones, tablets, or any other device in 10 meters in open air. Speaker will automatically reconnect to the last device used. Enjoy a high definition stereo sound whether you’re at home or party, walking, camping, hiking, biking and more activities possible. Other Functions: Mesh dust screen with fine process, Wireless Soundbar Bluetooth Speaker offers smooth touch and creates great dustproof effect. Support TF card and devices,3.5mm AUX-in, USB. in music playing. You can enjoy your favorite songs freely without connection. Wireless Soundbar Bluetooth Speaker Specification: Type : Detachable Wireless Soundbar Bluetooth Speaker Wireless Soundbar Bluetooth Speaker Version : V4.0. Wireless Soundbar Bluetooth Speaker Support : TF card. Wireless Soundbar Bluetooth Speaker Frequency Range : 20HZ-20KHZ. Wireless Soundbar Bluetooth Speaker Power : 5W x 4 Wireless Soundbar Bluetooth Speaker Impedance : 8O Noise Ratio : ±80d - B Battery : 2000 m - Ah lithium battery Charging Type : Micro USB 5V/1A-2A Playback Time : 2.5 hrs Size : Approx. 49 × 5 × 5cm - Package Includes: 1 * Detachable Wireless Soundbar Bluetooth Speaker 2 * Speaker Mount 1 * 3.5mm Audio Cable 1 * RCA Cable 1 * USB Cable 1 * User Manual