Features: - True Wireless Stereo System - Portable Speaker System - High-Powered Pa Loudspeaker Style - Bluetooth Wireless Music Streaming Ability - Multi-Color Flashing Led Party Lights - Built-in Rechargeable Battery - Fm Radio with Digital Led Display - Connect and Stream Audio from External Devices - Aux (3.5mm) Input Connector Jack - Usb Flash Memory Reader - Micro Sd Card Reader - 6.5mm Microphone input - Battery Level Led Indicator Lights - Recording Function - Microphone Priority Function - Microphone Echo Adjust Knob - Bass and Treble Adjust Knobs - Power saving mode to play music longer time - With two wireless microphones - Rugged and Durable Molded Cabinet Design - Convenient Trolley and Wheels - For Indoor / Outdoor Use Bluetooth Wireless Streaming: - Built-in Bluetooth for Wireless M