Yamaha P-45 88-Key Weighted Action Digital Piano Black | Guitar Center
Yamaha MX88 88 Key Weighted Action Synthesizer Yamaha Portable Keyboards PIANO TOUCHThe MX88 features a Graded Hammer Standard (GHS) weighted action. GHS weighted action has a heavier response in the low keys
Yamaha P125B 88-Key Weighted Portable Piano
Amazon.com: Yamaha P45 88-Key Weighted Digital Piano : Musical Instruments