Model: CEL-X8 Bluetooth Version: 5.0 Output Power: 60 WRMS Waterproof IPX5 Support Voice Assistant Support 3 music mode Support TWS function 3 Playing Mode: Bluetooth/TF card/AUX in Support Music formats:mp3,ape,FLAC,wav Frequency response: 100hz-20kHZ Signal-too-noise ratio : 90dB Battery type: Lithium-ion polymer(3.7V 6600mAh) Battery charge time: 3 hours Power supply : Type-c 5V/2.1A Music playing time: 8 to 15 hours(varies by volume level and audio content) Dimensions(H W D):220 - 9572(mm)\8.7"3.7"2.8" Unit Weight of speaker: 860g Packing Include : 1*CEL-X8 Speaker 1*Type-C cable 1*AUX Cable 1*Quick Guide