Roland MX-5 4-Channel Stereo Mixer Only RCA terminals tested, all confirmed to output sound. The phone jack has not been tested due to lack of a cable. Overall, there is yellowing and signs of wear and tear due to age. There are also scratches and dirt. Due to this being a used item, please refrain from purchasing if you are concerned about the condition. Manufacturer: Roland Model Number: MX-5 Included: Main unit, AC adapter Thank you for viewing.