Yamaha L7S Keyboard Stand for TYROS and  PSR-S Series Keyboards Works with Tyros4, PSR-S910, PSR-S710, PSR-A2000 and PSR-S650 Sleek and futuristic, the L7S is an excellent stand for Yamaha Arrangers Sleek and futuristic, the L7S is an excellent stand for Yamaha Arrangers