• 1). Bluetooth 5.0 chipset, faster and most stable bluetooth signal transmission, distance up to 15 meters.
• 2). Compatible with almost all smart phones ,tablet ,computer etc.
• 3). Built in dual 52mm big speaker drive units, 3D surround bass and stereo sound quality.
• 4). TWS connection, support two speakers pair with each other to achieve surround stereo sound.
• 5). Built in 2200mAh big capacity lithium battery, ultra long standby and playback time, music play time about 10 to 12 hours.
• 6). Built in sensitive microphone, which allow you to answer phone call and talk through this speaker.
• 7). Support Micro SD Card playback, USB Flash Drive Disk playback,
• 8). AUX Line-in Playback, use the 3.5mm audio cable connect to use as wired speaker.

Product Specifications:Bluetooth Version: bluetooth 5.0Transmission Range: 10 to 15 metersRated Power: 5W X 2SNR: >=90dBFrequency: 100Hz-20KHzDistortion: < 1％Working Voltage: 3.7VCharing Voltage: DC 5VBattery Capacity: 2200mAhCharging Time: about 2.5 hoursPlayback Time: about 10 to 12 hoursStandby Time: >= 30 daysCharging Port: Micro USBMicro SD playback: supportAUX Line-in playback: supportUSB Flash Drive Disk Playback: supportSpeaker Dimensions: 75 x 75 x 185mmProduct Weight: about 500gWhat's in the box:1 x bluetooth speaker1 x charging cable1 x lanyard1 x user manual