The PSR-E453 is a versatile keyboard that's ideal for beginners and anyone looking for a complementary instrument with innovative features for live performance or songwriting. With its powerful amplification, real-time controllers, extensive features and extensive connectivity, it's the perfect companion for those who want to move forward with confidence, having an instrument that can follow them as they progress.The PSR-E453 features 758 high-quality acoustic and electronic sounds, including 8 Sweet! Voices and 3 Cool! Voices, using advanced technologies developed by Yamaha to reproduce the unique character of each instrument.The 48-note polyphony allows for complex passages without dropped notes.2 x 6 W amplification with 12 cm bass-reflex speakers for powerful and accurate sound reproduction.Two assignable knobs on the instrument give you easy, real-time control over filters, effects settings, sound envelope (attack and release) and arpeggiator tempo like an analog synthesizer.The Pitch Bend wheel makes sounds like saxophone or trumpet even more authentic.The PSR-EW400 allows audio transfer via USB TO HOST terminal. You can record your performance to your computer or smart device.Connecting to your iOS device adds a new dimension to MIDI control with apps.Connect your external audio player to an AUX IN jack and you can play along with your favorite tunes. favorite tunes. The built-in melody suppressor lowers the volume of the initial recording vocals, letting you create it yourself.In addition, it is possible to switch in real time between the sound of the connected audio player and that produced by the keyboard itself, thanks to the Cross Fade function.The USB TO DEVICE interface allows you to use a USB storage device (USB stick) to save all your data or songs on an external medium and to transfer files between the instrument and the computer.The Pattern function is materialized by pre-programmed loops, directly accessible and instantly modifiable to create music, like a DJ. The Retrigger and Crossfade functions allow you to accentuate the realism of your compositions.This two-in-one hybrid keyboard features 20 patterns, which are materialized by pre-programmed loops, directly accessible through 6 buttons to control each track independently and make your compositions or sets evolve in real time according to the desired atmosphere.A wide selection of ethnic sounds and tuning of the instrument allow you to interpret many styles of music from around the world, including Latin, Indian, Arabic, African, Chinese, and more.