1. Product size: 61.00 x 25.00 x 7.08 cm
2. Net weight of product: 0.8kg
3. Wireless Connection: Bluetooth 4.0BLE
4. Power supply mode: 1.5V*2 alkaline dry battery
5. Composite carbon fiber fuselage
6. HPL synthetic fiber piano code carbon string
7. Chromium-plated all-metal 18-tooth closed knob
8. Fashionable and elegant design comfortable touch
9. Simple operation