Absolutely NO LOW BALLERS SERIOUS INQUIRIES ONLY. The Casio CTK-2090V has 110 built-in songs, comparatively higher than other manufacturers. Whether learning for the first time or would like to play along, you will find greater choices to meet your needs. Additional features include 150 built-in rhythms, 400 built-in tones USB, Built in Mic. Audio out, Phono Jack. Sustain Port. The Casio CTK-2090 is a sampling keyboard with two sampling modes: short and full ? Short Sampling Mode allows users to create up to five sounds 0.4 seconds in length. ? Full Sampling Mode allows users to create one two-second sound. With a built-in sampling microphone, users can also sample their voice and other ambient sounds to create a variety of sampled tones and effects for later use. The CTK-2090 is outfitted with Casio Step-up Lesson System, which lets beginners learn 152 built-in songs, phase-by-phase, at their own individual pace. Additional features include a 92mm X 40mm LCD display, 150 built-in rhythms, 400 built-in tones, 110 built-in songs, USB port, and more. Each model also comes with a music stand, song book and X keyboard stand. The CTK-2090 is outfitted with Casio?s Step-up Lesson System, which lets beginners learn 152 built-in songs, phase-by-phase, at their own individual pace. Additional features include a 92mm X 40mm LCD display, 150 built-in rhythms, 400 built-in tones, 110 built-in songs, USB port, and more. Each model also comes with a music stand, song book and X keyboard stand. Casio CTK-2090 Portable Keyboard Features 61 Piano-Style Keys Sampling Effect Functions Built-in Mic Allows Easy Sampling of Voices, Sounds, etc. 400 Tones 150 Auto-Accompaniment Rhythms 110 Built-In Songs Step-Up Lesson System 48 Note Polyphony USB MIDI Interface Operates on Batteries or included AC Adapter Includes: 1 x AC Adapter 1 x Music Rest 1 x Quick Start Guide 1 x Stand 1 x Music Book Specifications: Brand: Casio Manufacturer Part Number: CAS CTK2090V Model CAS...