Home Theater Systems descriptions： We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. 20w Wireless Bluetooth Speaker & Tv Soundbar. Features: Upgraded Version of the Deluxe Audio, 4 Speakers, 3D Stereo Surround Sound, Provide Powerful Bass, Clear and Precise Audio and Cinematic Surround Audio, Enhance Your TV Sound. Support Bluetooth Connection, Fully Compatible with Most Kinds of Bluetooth Devices, Wireless Playing, Do Follow Your Heart. You Can Also Play the Audio of Your Phone or Other Device Via the 3.5mm Audio Cable, No Worry Without Bluetooth Function. Built-in DSP Sound Processor with Clear Sound and No Noise. Simple Connection, Easy to Operate. Support TF Card Play Music, Enjoying Anywhere at Anytime. Specification: 550MM Speaker Bluetooth Version: V4.2 Speaker Power: 5W X 4 Use Transmission Power: 1.49mW Transmission Frequency: 2.48GHz Transmission Distance: 8-10 Meters Music Playback Time: About 2.5 Hours Charging Time: 2-3 Hours Standby Time: 240 Hours Support Formats: A2DP, AVRCP, HSP and HF Battery: 18650, 3.7V / 2000mA SNR: -80db Frequency Response: 20HZ-20KHZ Charging Voltage: DC 5V / 1A-2A Charging Socket: Micro-5pin (V8) Support TF Card Audio Input Support 3.5mm Audio Input Weight: 675 G Colour: See Picture Material: PVC Size: 550 X 50 X 50mm Package Includes: 1 X Speaker 1 X Remote Controller 1 X Charging Cable 1 X 3.5mm Audio Cable 1 X User Manual . Products number : SOMONO96379