Specification: Item Type: Wireless Microphone System_x000D_Material: Metal_x000D_Model: UG-366 _x000D_Function: FM_x000D_Scope of Application: Home theaters, KTV rooms, conference speeches, high-end clubs, school teaching, hall performances, conference rooms of enterprises and institutions, etc._x000D_Working Frequency: 500~980MHz_x000D_Crystal Frequency: 24.576MHz_x000D_Crystal Adjustment Range: +/-20ppm_x000D_Occupied Broadband: 300KHz_x000D_Transmission Rate: 204.8Kbps_x000D_Delay: The delay from microphone input to audio output is less than 3ms (48KHz sampling rate mode, do not use anti howling function)_x000D_Audio Signal To Noise Ratio: 96dB_x000D_Frequency Response: 30~20KHz_x000D_Dedicated Data Channel: 7Kbps, internal CRC check, audio and data use 32-bit encrypted word transmission_x000D_Microphone Built in Battery: 2x AA dry batteries (not included) Features: 1[Dual Professional UHF] UHF wireless dual channel reception, automatic frequency matching, automatic wireless lD reception and use, complete the wireless synchronization of the transmitter. 2[Audio Synchronization] Dedicated GPIO indicates receiving audio signal energy, dedicated GPIO indicates receiving and sending synchronization status, realize audio synchronization, no delay. 3[Dedicated Data Channel] 7Kbps, internal CRC check, audio and data use 32?bit encrypted word transmission, effective anti serial frequency, not easy to conflict with other machines in the same field. 4[8 Band] 8 band audio equalization anti howling circuit, effective anti howling, avoid unnecessary noise, 8 band audio equalization, optimize the picked up sound. 5[Microphone Sound Quality] Easily pick up the sound and restore the original sound. Built in high quality filter sponges, which can effectively filter environmental noise, and a powerful audio sensitivity range. PackageList: 1 x Microphone Frequency 2 x Microphone 1x PowerAdapter 1 x 6.35AudioCable 2 x Microphone Roll Bar 2 x Microphone Sponge Cover 1 x Manual