Crystal Clear Sound - Advanced UHF technology, sub-4ms latency, no lag. Supports 4 simultaneous devices with a range of 100 feet for stable, interference-free sound. Simple Plug and Play - Automatically pairs in seconds. Easily switch between active and passive pickup modes. Wireless freedom at your fingertips. Wide Compatibility - Works with guitar, bass, violin, keyboard, and more. Compact and , fits all jack types. Easy to Read and Use - Just plug in and go. Great for beginners and professionals. Designed for maximum convenience or in practice. Long Battery Life - Rechargeable lithium battery provides up to 5 hours of play time with a quick 1.5 hour charge. Colour:Black Material:ABS Package Contents: 2 * transmitter 1 * receiver 1 * Data Cable 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.