Professional bm688 antenna diversity uhf wireless microphone wireless mic

Private Mold: Yes Brand Name: RBR Model Number: BM-688 Style: Headset Microphone, Handheld Microphone, Lavalier Microphone, Shock Mount Communication: Wireless Use: Karaoke Microphone, Church, Stage Performance, Speech, SINGING, Teaching, communication Place of Origin: Guangdong, China Material: Metal Function: Noise Cancelling, High Grade Low Noise Microphone Polar Pattern: Cardioid Type: Dynamic Microphone, metal Signal To Noise Ratio: 80DB Frequency Response Rate: 20Hz-20KHz Maximum SPL: 110db Sensitivity: -95dBm Product name: Microphone Wireless Frequency Range: UHF 640-690MHz Advantage: TFT display Feature: LED AF & RF light Application: performance Color: Black Packing weight: 3.5kg Packing Size: 51*42*8 cm