Yamaha PSRE353 Portable Keyboard  with Headphones, Power Supply, and X-Style Stand Included Accessories: Samson HP30 Headphones, X-Style Keyboard Stand, and Power Supply Touch-sensitive keys add dynamics to your playing. Play lightly and the sound is soft. Hit the key hard and it's loud The Aux Line Input allows you to connect any music device with a headphone output, such as an MP3 player, a computer, a mixer or even another keyboard, and hear it through the internal speakers Melody Suppressor isolates the melody of audio songs connected to the Aux Line Input jack and reduces the volume allowing you to sing along or play the lead Yamaha Education Suite (Y.E.S.) allows you to practice using the preset songs (or MIDI files on compatible instruments) at your own pace, one hand at a time, or both together Included Accessories: Samson HP30 Headphones, X-Style Keyboard Stand, and Power Supply The Aux Line Input allows you to connect any music device with a headphone output, such as an MP3 player, a computer, a mixer or even another keyboard, and hear it through the internal speakers Melody Suppressor isolates the melody of audio songs connected to the Aux Line Input jack and reduces the volume allowing you to sing along or play the lead Yamaha Education Suite (Y.E.S.) allows you to practice using the preset songs (or MIDI files on compatible instruments) at your own pace, one hand at a time, or both together