Yamaha TRS-MS04 Speaker System

The Yamaha TRS-MS04 Speaker System are a set of active (powered) speakers that includes of a 40 watt subwoofer and 2x satellite speakers, for use with the Tyros4 arranger workstation keyboards. The system is easy to set up and includes mounting bracket for placing the satellite speakers directly on the keyboard. The TRS-MS04 Speaker System greatly improves the keyboard's audio quality and is ideal for practicing, rehearsing and performing.