8-Inch RGB LED Bluetooth Karaoke Subwoofer Speaker with Builtin Battery and Wired Connection Free shipping of USB drives

Power supply method: Lithium batteryColour: BlackFrequency response range :100HZ-20KHZBuilt-in battery capacity :2000mAh-4000mAh (inclusive)Net weight of the product :3.7 KGListing time :2024After-sales service: Three guarantees for the storeConnection method: Bluetooth connectionRated voltage :5VAdditional functions: Card insertion/lighting/voice prompt/Call function/Payment announcement/Payment announcementIs it a cross-border export exclusive supply source? YesCertification type: OthersBluetooth version :5.3Brand: NeutralNumber of speakers :2Item Number :RD-8560Applicable scenarios: Car/desktop/fitness and sports/outdoor/home/mobile portable/Square dancing/outdoor lawn/outdoor lawnAppearance dimensions :240560235 MMRated power :16Whether it has a built-in battery: Built-in batterySpecification :RD-8560Box material: PlasticWaterproof grade: Not waterproofEffective distance :10 metersSignal-to-noise ratio :≥70db参数：型号：BK-8860 带一个有线麦克风USB功能，带收音，带蓝牙功能， 双8W升压功放，带MIC输入，带旋扭，带TWS对联功能,电池容量：3000mAh           喇叭单元:8"x2产品尺寸：240560235 mm彩盒尺寸：5824.423.8 mm外箱尺寸：729503595 mm装箱数：6 PCS净重：22.14 KG毛重：23.71 KG体积：0.218柜装数量：1872台，312件{"styleType":"offer-type-1","items":"811423828418,810947526609,810935714927,810849599637,810573841948,810781281712,810849730246,810555155567,852052418921","usemap":"_sdmap_1"}