Crystal Clear Sound - Advanced UHF technology, under 4ms latency, no delay. Supports 4 simultaneous devices with a 30-meter range for stable, interference-free audio. Simple Plug and Play - Pairs automatically 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 lightweight, fits all jack types. Easy to Read and Use - Just plug in and play. Perfect for beginners and professionals. Designed for maximum convenience on stage or during practice. Long Battery Life - Rechargeable lithium battery provides up to 5 hours of playtime with a quick 1.5-hour charge. Color: Black Material: ABS Package Contents: 2 * Transmitters 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 to differ slightly from the real thing. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!