Powerful welding sound quality, exceptional deep bassAutomatic Bluetooth search, receiving distance of 10M and belowSupports MP3, WMA music file formatsSupports TF card, Bluetooth with calling function, and file playbackSupports external audio input functions for MP3/MP4/computers, etc. (AUX)Stereophonic sound, booming bassStylish cloth mesh design with large buttons, equipped with RGB intelligent voice control, and multiple lighting mode choicesBluetooth 5.1 speaker for saturated sound qualityConfigured with high-end mid-low frequency settings for a true shocking waveNew environmentally friendly waterproof cloth mesh craftsmanship, IPX6 waterproof ratingInnovative square drum designComes with a shoulder strap for convenient portabilitySupports 1+1 pairing, with matching wireless microphoneSupports EQ modes with three sound effects to choose from, with LED smart colorSpecifications:Output low-frequency horn: 4 50W * 1High-frequency horn: 4 15W * 2Input sensitivity: 400mVSeparation: 90dBSignal-to-noise ratio: 80dBOperating voltage: DC 7.4VBattery: 18650 12000mAhBattery working time: 6-8HTotal power: 80WSize of low-frequency horn: 119mmSize of high-frequency horn: 78mm * 2Diaphragm size: 123 * 113mm * 2Bluetooth version: 5.1Bluetooth solution: JieliMain control: AC6921AMachine size: 380 * 146 * 162mmWeight: 3000gPackage included:1 x Bluetooth Speaker1 x Shoulder Strap1 x Microphone1 x Audio Cable1 x Charging Cable1 x English and Chinese User Manual