Ashley Entertainment Spectrum AIL 438 54-Note USB Powered Electric Keyboard, Black: * Includes: * 54-key keyboard * Music holder * Sing-a-long microphone * E-media introductory keyboard lessons to download online * 10 rhythms * 10 tones * 6 percussion tones * 8 demo songs * Built-in, licensed demo-backing tracks * Volume and tone controls * Record and replay * Vibrato and sustain capability * Microphone input * MP3 input * Powered by USB * Requires 4 AA batteries (included) * Keyboard dimensions: 34"W x 16"H x 5"D * Warranty: 90-day labor and 2-year parts