Yamaha Tyros Speaker Attachment Brackets (pair)  WF237400 TRS-MS02, TRS-MS04 TRS-MS05. This speaker stand assembly is compatible with Yamaha Tyros 2, 3,4 and 5.    Crafted in Japan, the black speaker stand assembly is easy to attach and features a durable design. With this bracket, you can elevate your keyboard's sound to the next level.