Bluetooth speaker isalso an lED ambient light, Seven preset lights can be changed as you like,There are also a variety of light modes to adapt to different scenes Upgraded Bluetooth 5.3,Stable connection over long distances,Connect easily in every corner of your home 360° surrotnd sound effect Everywhere is c position!360° stereo surround sound, easily cover anywhere,No matter where you place it, you can hear the surging sound Colorful lights ,Powerful BassBackpack, riding and camping customization.cool colorful lights, super volume.Bluetooth 5.3, lPX5 waterproof Surging sound 52mm full frequency speaker,52mm external magnetic speaker, deep bass and loud treble Explodes the energy of each note Type-C interface,It is more convenient to charge outside 800 mAh lithium battery, high volume continuous playback for 3.5h Sharing one cable with your mobile phone,makes it easier to charge when traveling Input/Output:USB Battery Capacity[mAh]:800 Number of devices connectable simultaneously:2 Maximum wireless range[m]:Less than10m Sound Mode:3D Surround Sound Mode,Stereo Sound Mode,Live Sound Mode,Extra Bass Mode,Standard Mode Category:Speakers Use:Home Sensivity:75dB Bluetooth Version:5.3 Input Power(W):Less than 25 W Total Harmonic Distortion:0.5% Impedance:2-4 Ohm Voice Control:No Frequency Range:100Hz-20KHz Waterproof:Yes Colour:Black Material:plastic Package Contents: 1 x Outdoor Subwoofer Speaker 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.