With the CT-S300 you can enjoy music whenever and wherever you like. Its compact size of 930 mm x 256 mm x 73 mm is 30% smaller in volume than the CTK-3500 model, and it boasts roughly 19 hours of alkaline battery life*. With a grip at the top of the keyboard and a weight of only 3.3 kg, it couldn’t be easier to carry. The design incorporates rounded edges and corners, making it safely portable. Keyboard 61 standard size keys Touch Response 2 sensitivity levels, off Maximum Polyphony 48 Tones Built-in tones: 400 Digital Effects Reverb: 1 to 10, off Metronome Beats per measure: 0 to 16 Tempo range: 20 to 255 Song Bank Built-in songs: 60 Part off function: left-hand, right-hand, both-hand Auto Accompaniment Built-in rhythms: 77 Dance Music Mode Built-in patterns: 50 Dance Music Voice: 12 Other Functions Transpose: ±1 octaves (-12 to +12 semitones) Tuning: A4 = 415.5 to 465.9 Hz (Initial default: 440.0 Hz) One Touch Preset: 77 Sustain button LCD display (adjustable contrast) MySetup : 1 APP Function Chordana Play MIDI 16 multi-timbre received, GM Level 1 standard Pitch Bend Wheel 0 to 12 semitones Input/Output Terminals PHONES/OUTPUT jack: Stereo mini jack (3.5mm) AUDIO IN jack: Stereo mini jack (3.5mm) USB port: micro B PEDAL jack: Standard jack (6.3mm) (Pedal sustain, sostenuto, soft, start/stop) Power Jack 9.5V DC Power Supply 2-Way Power 6 AA-size alkaline batteries or AA-size rechargeable nickel metal hydride batteries, Continuous operation: approximately 19 hours (alkaline batteries), approximately 15 hours (rechargeable nickel metal hydride batteries)*, actual battery life may be shorter depending on battery type, performance style, or operation environment; AD-E95100L AC adaptor (JEITA Standard, with unified polarity plug), 30-minute Auto Power Off (Can be disabled.) Measured values while using eneloop batteries. eneloop is a trademark of Panasonic Corporation. Speakers 13cm x 6cm (oval) x 2 (Output: 2.5W + 2.5W) Power Consumption 5.5 W Dimensions 93.0 (W) x 25.6 (D) x 7.3 (H) cm Weight Approximately 3.3kg (Excluding batteries) The CT-S300 features a simple, intuitive interface, offering an organized layout with fewer buttons by using both a full dot LCD screen and dial. It is also equipped with a home button that lets users return to the original screen at any time, making for a superior multi-function keyboard with enhanced usability.