This Speaker Delivers Durability, Flexibility, and Outstanding Audio Performance with Exceptional Range. The Speaker System is Perfect for Nightclubs, Home Entertainment, Seminars, or Any Other Venues and Events. 12" High Efficiency Woofer. Built-In BT Receiver Allows You to Wirelessly Connect to your iPad, iPhone, iPod, Smartphone & More. USB/Micro SD & AUX Inputs Allow You to Connect Your Non-BT External Audio Devices. Blue Neon Cable on Speaker Grill. Flashing Lights Change to the Beat of Music. FM Radio. Rechargeable Lithium Battery. Volume/Mic Volume/Echo Gain Controls. 1 Mic Input (1 mic included). AC Power Supply: 110-220V. DC Power Supply: 7.4V/1800mA. Remote Control Included. Retractable Handle & Wheels for Easy Transport. System Type: 12" Woofer. Frequency Response: 40Hz-20KHz. Sensitivity (1w/1m): 78+/-3dB. Impedance: 4 ohm. Peak Power Capacity: 250Watts. Program Power: 15W. Black.