Welcome to our store! Features: - Upgraded soundbar with 4 speakers, delivering amazing 3D stereo surround sound. - Supports Bluetooth connection, compatible with most Bluetooth devices for wireless playback. - Supports U-disk playback and can also play audio from your phone or other devices using the audio cable. - Built-in DSP sound processor ensures clear sound without noise. - Simple and easy-to-use connection. Specification: - Condition: 100% brand new - Material: ABS - Bluetooth version: V4.2 - Transmit power: 1.49mW - Transmission frequency: 2.48GHz - Transmission distance: 8-10m - Playback time: Approx. 4 hours - Charging time: 2-3 hours - Standby time: 240 hours - Supported formats: A2DP, AVRCP, HSP and HF - Battery material: 18650 - Battery: 3.7V/2000mAh - Signal-to-noise ratio: -80db - Frequency response: 20Hz-20KHz - Charging voltage: DC 5V/1A-2A - Charging port: micro 5pin - Size: Approx. 330*50*50 mm / 13*2*2 inches - Weight: Approx. 530 g / 18.7 oz Package list: - 1 * Sound Bar - 1 * USB cable - 1 * User manual - 1 * 3.5mm audio cable 100% satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.