Classic water cup design, waterproof high-grade fabric, structural waterproof grade: IPX6Creative 2 in 1 portable split Bluetooth speakerBluetooth 5.3 chip, with MIC to support call function, support BT and AUX TWS to achieve wireless stereo functionThere are TF and Type-C interfaces, and 3.5mm AUX input port on the backTF card supports WAV//FLAC/APE/MP3 format to play musicThe Type-C interface supports DC 5V/2A input charging, and participates in intelligent identification of charging voltageBuilt-in 2400mAh battery for long play time Specifications: Bluetooth version: V5.3 JLSpeaker power: 2*10WPlaying time: ≥15 hours (medium volume)Input power: DC 5V/1ACharging time: ≤3 hoursBluetooth connection distance: ≥18M (barrier-free distance)Horn size: 57mm * 2 13 coresBattery capacity: 3.7V 2400mAh Microphone: Bluetooth call and sendDistortion degree: ≤1%Shutdown current: ≤40uA                                                         Support: TF card/AUX to play music