?? ??????? ?? ?????? ????? ! ?? ?Feature:? ? 49 keys soft keyboard. (Standard Piano Key 4 Octave + 1 key) ? On the surface of it, there are rhythm, drum, sound effects, chords and learning function keys for you to adjust the modes conveniently. ? Has 8 drum modes, one key for one mode, 16-level volume control, 32-level rhythm control, and power saving sleep mode. ? 16 tone functions. ? 10 rhythm options. ? Built-in 6 demo songs for your appreciation and learning. ? Recording and replaying functions, ? Comes with headphone port (3.5mm) and power port. ? Convenient for rolling up to store and carry, you can play anytime, anywhere. ? It is suitable for beginners or more advanced students. ?Specifications:? ? Material: Silicone rubber (keyboard); ABS plastic (control panel) ? Tone: 16 ? Rhythm: 10 ? Demonstration Songs: 6 ? Rated Voltage: DC 4.5V or Battery AA 1.5V x 3pcs(Batteries are not included) ? Power Adapter: 4.5V, 0-1000mA, ? Item Size: Mainbody: 10.5x22.5x2.7cm/4.1x8.9x1.1in(LxWxH) ? Keyboard: 73x17x0.3cm/28.7x6.7x0.12in(LxWxH) ? Item Weight: 632g / 22.3oz ? Package Size: 28x18x7cm/11x7.1x2.8in(LxWxH) ? Package Weight: 856g / 30.2oz ?Contain:? ? 1x electronic piano