15-Inch 50W Best Selling Trolley Speaker with 2 Microphones

15-Inch 50W Best Selling Trolley Speaker with 2 Microphones. High Power Output: 50W RMS power with 15-inch bass and tweeter speaker unit. Versatile Connectivity: Supports USB, TF, FM, Bluetooth, TWS, and Karaoke functions. Long Battery Life: Equipped with 7.4V 5400mAh rechargeable battery. Wireless Microphone Kit: Includes 2 wireless microphones for karaoke and performances. OEM and ODM Capability: Accepts custom orders with MOQ of 300 pieces. Factory Direct Pricing: Competitive prices from a source factory with 8 years experience. Comprehensive Warranty: 12 months warranty service covering mechanical defects. Fast Stock Delivery: Immediate shipment available for stock goods after payment.