Portable 88Key Foldable Digital Piano Keyboard Available in black or white. Lightweight, compact, and featurerich for practice, performance, and travel. Key benefits Full 88key range with velocitysensitive keys for realistic touch and expression. Tone Direct button for instant selection of sounds and builtin effects, making it fast to try different tones and create varied performances. Foldable, lightweight design for easy transport and storage without sacrificing fullsize keyboard feel. Wide connectivity for practice and playback: headphone or speaker output and audio input for MP3 players or mobile phones. Safe construction with smooth edges to reduce the chance of finger injuries during use. Main features 88key fullrange velocity keyboard, white key width 22 mm, black key width 11.4 mm. 128 timbres and 128 rhythms to cover many musical styles. 15 preset demo songs, plus support for defining audio input demo songs. Dual keyboard function and transposition range of plus 6 to minus 6 semitones. Chord accompaniment and MIDI arrangement functions for creative and educational use. Microphone input and dedicated microphone function. Recording function storing approximately 700 notes for practice review. Keyboard drum function and sound effects including sustain and tremolo. Builtin metronome and speed adjustment for tempo control during practice. Audio output for headphones or external speakers; audio input for MP3 player or mobile phone. Dimensions and weight Unfolded size: 138 cm length x 16.5 cm width x 4 cm height. Folded size: 69 cm length x 16.5 cm width x 8 cm height. Outer box dimensions: 77.2 cm length x 11.5 cm width x 19.9 cm height. Net weight: about 2.64 kg. Gross weight: about 3.5 kg. Package contents Piano keyboard 1 charger 1 sustain pedal 1 shoulder bag (carrying case) 1 gift box Practical use scenarios Home practice and lessons: Use the recording function, metronome, and chord accompaniment to structure practice sessions and track progress. Small performances and rehearsals: Connect to external speakers or headphones, select timbres and effects via the Tone Direct button, and use the microphone input for vocals. Travel and mobile practice: Fold the keyboard and carry it in the included shoulder bag. The lightweight, compact design fits easily into a small car or public transport. Compatibility and performance notes Connects to headphones or external speakers via audio output for private practice or amplified sound. Accepts audio input from MP3 players and mobile phones for playalong or demo song playback. MIDI arrangement function allows integration with compatible MIDI software and hardware. This keyboard is designed as a complete, portable learning instrument for beginners and music enthusiasts who need a fullsize, transportable solution with versatile sounds and practical features.