Dual speakers wireless bluetooth speaker, 50W high power DSP amplifierThrough the integrated sound cavity resonance, restore the music scene and reproduce the pure music emotionWith 35MM o input interface, you can use the o cable to connect when Bluetooth is turned off. It can be used as a desktop speaker for computers, tablets, notebooks and other devicesHands-free call function, reduce call noise, clear call experience, free handsTwo speakers are connected and played synchronously to achieve stereo surround sound. A single speaker is also a full-featured Bluetooth speaker.Type: Portable speakerConnection method: BluetoothInterface type: USBBattery capacity: 5200mAhFrequency response range: 100HZ-20KHZOutput power: 50WSignal to noise ratio: greater than equal 75dBPower supply mode: DC 5V-2.1AChannel: 2Play time: 8 hoursExtended storage: supportNumber of speakers: 2Effective distance: 18 metersFunction: insert card, couplet, waterproof, anti-drop, voice prompt, call functionOperation mode: buttonApplicable people: generalPlay format: MP3, WAV, FLCsize:22 x 7 x 9cmMaterial:Silica gelcolour:blackPackage Contents:1 x Bluetooth speaker1 x USB charging cable1 x AUX o cableOnly the above package content, other products are not included.Note: Light shooting 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.