Feature: 1. Classic piano head inlaid with cloth silver acrylic material and die‑casting hot‑stamping tuning buttons with 1:19 natural light coating make the piano beautiful and generous. 2. The back side is made of African mahogany, which has high strength, grainy texture, interlaced and delicate wood grain, with a clear and solid soun d expression. 3. The design of the dovetail handle makes the piano body strong, durable and stable. 4. Our product uses high‑quality and high‑density A Sitka spruce veneer solid wood panel to bring clear and obvious wood grain, and to bring a layered sound to the performance. 5. The guitar is also equipped with Rp10 resonance pickups, which uses three concentric circular control panels to form a complete control panel, including the inner circle, the middle circle and the outer circle. 6. This guitar also uses a semi‑open lacquer edging process, allowing the player to feel the wooden surface while also providing a smooth feeling. Specification: Item Type: 41in Acoustic Guitar.Panel Material: Spruce veneer Back and Side Panel Material: Mahogany Fingerboard Material: Rosewood Neck Material: Mahogany String Material: Coated strings Battery Type: Rechargeable lithium battery 3.7V (delivered with battery) Battery Capacity: 1800mAHEquipped with Rp10 resonance pickups:Inner circle: a multi‑function volume button Middle circle: the effect dial with a total of 20 gears, which can be rotated 360 degrees to select different timbre effects.The outer circle: the indicator panel consisting of four sets of effect lights and a set of battery indicator lights. When the effect dial is turned to select an effect, the corresponding effect indicator will be lit.When the effect is in neutral, the four sets of effect lights will flash at the same time. Note: 1. When the battery is lower than 20%, the low battery indicator will light up. Please use the original factory-equipped charging adapter to connect the audio cable, insert the charging head into the plug or power bank to charge the host; the signal output interface is even the charging port. 2. Charge it in time after each use, and fully charge it at least once a month, the battery will be more durable. The circuit structure of RP10 is basically the same as that of a mobile phone charger. Please choose a regular mobile phone charging head or a power bank to charge this unit. 3. When you don't need to connect speakers or charge, you should unplug the connecting wire from the tail pin to prevent battery loss. This product does not include charging head and power bank. Only the charging adapter and audio cable are included! Package List: 1 x Guitar1 x Guitar Backpack1 x Audio Cable1 x Charging Adapter Cable1 x Piano Cleaning Cloth1 x Guitar Strap1 x L-Wrench1 x Chinese and English User Manual