M6604S-H Diversity Wireless Microphone System 4 Channel UHF Handheld Microphone 1. Professional UHF microphone system provides clear and loud audio signals, 4-channel wireless microphone receiver, fixed frequency, strong anti-interference ability. 2. True diversity system and UHF two modes to choose from, can be switched freely. 3. Both the handset and microphone use high-end LCD screens, battery usage and working status are clear at a glance. 4. Can be connected to a variety of external devices, such as amplifiers, mixers, speakers and other professional wireless microphone systems. Better sound quality improvement, separate volume control and adjustable sound output as needed make it a perfect choice for any outdoor activities such as parties, weddings and presentations. Specifications: 1. Material: Metal 2. Dimensions: Microphone: 27 x 4.5cm, host: 48 x 18.5 x 4.5cm 3. Bluetooth version: BT5.0 4. Receiving distance: 120m 5. Frequency: 530-580 (adjustable frequency) 6. Packaging: Aluminum box