[Designed for Dynamic Microphone]XLR mitter and receiver work with any dynamic microphone, audio mixer, PA system, providing stable and reliable wireless mission. A maximum of 10 sets of receivers can be matched with the same mitter simultaneously. [Excellent Sound Quality mission]The delay is less than 15ms, with no delay or no signal loss. The 24-bit audio resolution, and sampling frequency of 48K, Broad 30Hz-15KHz frequency response. [Stable Wireless Signal]The wireless microphone mitter and receiver system utilize the stable wireless signal. Up to 164ft of wireless range, you can use it freely without space limitations. [Built-in Rechargeable Battery]The rechargeable lithium batteries can work more than 5 hours after being fully . Both mitter and receiver can charge simultaneously with the USB cable. [Multiple devices being used simultaneously]Only "for 1 mic" SKU can lock the ID, After locking the ID, multiple devices can be used simultaneously without affecting each other. Color: As Shown Material: Metal Specification: One to two Package Contents: 1 * Receiver 2 * mitter 1 * Charging cable 3 * Adapters 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.