Product Features High-Performance Wireless Connectivity: Experience the freedom of playing your electric guitar, bass, or violin wirelessly with our UHF system. It features ultra-high frequency sound transmission, ensuring high fidelity sound without interference and an ultra-short delay. Long-Lasting Battery Life: Equipped with a built-in rechargeable lithium battery, our wireless system provides extended playtime. It comes with a USB cable for convenient charging. Compact and Portable: Designed for musicians , this system is compact, , and incredibly easy to use. Just plug and play! Color: Black Material: Plastic Specifications: A14 Package Contents: 1 x wireless receiver 1 x wireless transmitter 1 x USB charging cable 1 x English instruction manual 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.