Feature: 1. Real Time Chord Accompaniment: Incorporating a powerful chord synthesizer, interactive sheet music, automatic drum machine, and supporting nearly a hundred accompaniment styles, the automatic stringless guitar allows you to effortlessly play with a rich and dimensional band like strumming effect in the most spontaneous manner. 2. Multiple Rhythm Styles Supported: Easy rhythm style transformation such as arpeggiated chords, strumming, muting, barre chords, plucking, and percussion without changing fingerings by simply tapping on the app, allowing one person to play the effect of an entire band. 3. Long Lasting Battery Life: Equipped with two high discharge Li polymer batteries, the stringless foldable guitar provides up to 6 hours of continuous usage with the built in speaker and over 12 hours with an external speaker. The 3.5mm sound interface allows for connectivity to external sound devices, delivering a powerful and immersive sound experience even in large performances. 4. Authentic Sound Reproduction: Utilizing various sound units with different characteristics to produce sound in synergy, the automatic accompaniment guitar accurately tunes according to the unique frequency characteristics of instruments, ensuring realistic and impressive acoustic sound quality with minimal size. 5. Easy To Use: Without the need to connect to the app, simply find chord sheet music or numbered music sheets marked with chord symbols to easily start playing. The built in song sheet music library on the app enables beginners to quickly start playing and singing without prior experience. Specification: Item Type: Stringless Guitar Material: ABS, PC, Aluminum Alloy Battery Capacity: 3.7V 2000mAh x 2, Li Polymer Battery (Included). Package List: 1 x Stringless Guitar 1 x Manual 1 x Type C Cable 1 x Storage Bag 1 x Strap