Utilizes ultra-high frequency 700Hz original sound transmission for anti-interference and ultra-short latency. Supports simultaneous use of 5 devices with a maximum transmission range of up to 30 meters. Built-in rechargeable lithium battery provides long operating time and includes a universal Android USB cable for convenient charging. Plug-and-play design makes it simple to use, while its small size and nature easy portability. Frequency range of 620-700MHz with a transmission latency of less than 5ms. This product is designed for seamless audio transmission, making it ideal for musicians and audio enthusiasts. With its advanced technology, it ensures clear sound quality without interference. The compact and design allows for easy transport, making it perfect for on-the-go use. The built-in rechargeable battery ensures you can enjoy extended use without frequent recharging. Color: Pink Material: ABS Package Contents: 1*Receiver 1*Transmitter 1*Charging 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.