8-inch Bluetooth speaker dual speakers wireless microphone LED light 4500 mah large-capacity battery

Power supply method: Lithium battery Whether it is a patented supply source: No Is it foreign trade? No Frequency response range :60Hz-15KHz Built-in battery capacity :4000mAh-6000mAh (inclusive) Net weight of the product :7.15kg Listing time :2022 Connection method: Bluetooth connection Rated voltage :7.4 Additional functions: Card insertion/Remote control/remote control Is it a cross-border export exclusive supply source? Yes Bluetooth version :5.0 Brand :RD Number of speakers :2 Item number :RD-1112B Applicable scenarios: Outdoor/home/mobile portable/Karaoke/Square dancing/outdoor lawn/outdoor lawn Appearance dimensions :285285600mm Rated power :40 Whether it has a built-in battery: Built-in battery Specification: US standard/European standard/European standard Box material: Plastic Waterproof grade: Not waterproof Effective distance :10 meters Signal-to-noise ratio :≥85dB  Power :2 knobs 7.4v boost 40W Configuration: Dual 8-inch 100z subwoofer +LED letter-shaped lights Battery :7.4V/4500MAH lithium battery Speaker: 100C25X bass, coil treble Functions :USB, TF card, with Bluetooth, with display, FM, color box, charger, small remote control, TWS

Single microphone display screen, iron mesh, LED letter-shaped light

Product size: 285285600mm Color box size: 323315685mm Net weight: 7.15 KG Gross weight: 8.55 KG Cubic volume: 0.0701