||Subwoofer Size: 12 Inches. Tweeter size: 2 inches. Internal & External Battery Support. Battery Capacity: 6600mAH. Box contents: 1 x Bluetooth Trolley Speaker/PA system, 2 x Wireless Mic., 1 x Remote control, 1 x Charging cable with adapter, 1 x user manual., Independent Treble and bass independent adjustment, 2 Wireless Microphones to make announcements or sing along with the music playback in large spaces or crowded situations. Full control panel on the back for Adjustments and inputs., Compatible with DVD/PC and other Audio sources. User friendly & Sturdy. Adjustable Trolley handle and remote for added convenience. Digital LED Display and RGB Lights function which is perfect for night parties., 10 Meters Operating Range Controls: Volume, Mode and Track Controls, Bass control, Treble control, Mic. in, Guitar in. Two Wireless Mic. and remote provided i the box., Wireless Bluetooth Trolley Speaker / PA system, Total Output 80W RMS. Input modes: Bluetooth, USB, FM Radio, Card Reader, Aux port, CD Player, Guitar.