[Versatile Pickup System]This product features a combination of magnetic coil and microphone pickup system, making it compatible with all types of acoustic and classical string guitars. It offers a variety of sound effects and impressive sound quality, ensuring a long-lasting performance. [BT Accompaniment]Equipped with dual-mode BT 5.0, this guitar pickup system supports accompaniment. You can play popular music, metronomes, or drum machines from your phone, making it perfect for music production or impromptu live performances. [Superior Sound Quality]With digital noise reduction technology, this pickup system delivers more pleasing sound. It features a specially designed dual-coil pickup between the strings, offering higher sensitivity and fidelity. The three-band EQ can be freely adjusted, making the melody of the guitar smoother. [Resonance Enhancement]The built-in resonance enhancement technology increases the sound of the guitar body by 30%-50% without the need for an external speaker. This feature makes the tone more pleasing to the ear. [Ergonomic Design & Easy Installation]This pickup system is designed with ergonomics in mind, making it user-friendly and easy to install. The piezoelectric ceramic pickup bar offers a more dynamic sound experience. The side hole design allows for easy self-installation. Plus, it comes with a large capacity 2600mA rechargeable battery, ensuring uninterrupted music inspiration. Wireless Type: Bluetooth Battery Capacity: 3.7V/2600mAh Horn Power: 4 / 5W Colour:Black Material:plastic Package Contents: 1 x Guitar Pickup Kit(Due to different product batches, the appearance , which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.