Advanced UHF Technology: Utilizes UHF band for minimal interference, ensuring clear, distortion-free audio performance Noise Elimination Feature: Equipped with sophisticated noise reduction technology to deliver crisp, clear sound quality, ideal for live performances Versatile Performance: Perfect for stage performances, public speaking, and events, offering professional-grade reliability and sound clarity Extended Range: Long mission range suitable for large venues, providing flexibility and freedom of movement during use Note: Batteries are not included in the shipment. One microphone requires 2xAA batteries. Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. One to two microphones Voltage: AC100-240V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Plug Type:AU Plug,it applies to Australia and so on Plug Type:UK plug,it applies to Malaysia, the United Kingdom and so on. Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Color: black Material: plastic+metal Package Contents: 1set x Professional wireless microphone 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.