The Vonyx STM500BT is a super portable and lightweight DJ mixer with Bluetooth. In addition to the two line RCA inputs and a master RCA output, there is a microphone input as well as a headphone output at the front. Each channel has a 2-band EQ and the sound quality and dynamic range makes the mixer to one of the best in its class. Featuring a Media player with display t to play MP3s directly from a USB stick.