Pure Acoustics Wireless Portable Bluetooth PA Audio Speaker with 2 Wireless Microphones FM Radio Party Karaoke Machine Sound System MCP-75 Suono Soundstream Red & Black Remote control included -- USB/SD input provides easy access to music files -- Volume bass and treble control -- Convenient 1.5 LED display Recording function allows you to recored and store directly onto flash drive -- Additional microphone input with separate volume control Portable Bluetooth PA system includes 2 Wireless microphones with independent volume control -- Power supply adaptor so music will never stop Rechargeable battery for up to 10 hours of listening pleasure Easy mobility & safe carry -- Auxiliary Input  Plug in your Smartphones, tablets or MP3 players and sing along