PRO-UHF WIRELESS MICROPHONE SYSTEM: ●Adopt the latest connection technology chip. The connection distance is about 240feet (75M). ●No dropouts●No hiss●No feedback●Clear voice●Stable signal●Great sound quality. | RECHARGEABLE DUAL HANDHELD MICROPHONES: ●No AA battery needed. ●The microphone has a built-in 1200mAh rechargeable lithium-ion battery, when fully charged the mics(3-4hours) can be used for up to 7 hours. ●The dual charging cable is included, supporting 2 microphones charging simultaneously.●Cool led light ring (working in green, charging in red), fashion clear white LED display. | PERFECT DYNAMIC MICROPHONES PERFORMACE: ●Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). ●When uses, the mouth should be close to the top of the microphone to loud voice. ●for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc. | 15 ADJUSTABLE CHANNELS: ●Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. ●15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.) | PLUG AND PLAY: ●The receiver has 6.35mm Mic+3.5mm TRS audio+XLR L+R 2 Channel output Interface.●You can choose 6.35mm(Included), 3.5mm(Included), XLR(Not included) cable you need to connect the other side to Speaker with a mic input, amplifiers, Bluetooth speakers, mixers, PA system, Karaoke Machine, Multi-Media Equipment, Etc. ●Receiver with Bluetooth, first connect the receiver with a speaker, then connect Bluetooth(Name: Bietrun) with your phone to play music and karaoke. | Packing List: 2* Microphone, 1*3.5mm to 3.5mm cable, 1*Receiver, 1*Dual charging cable,1*Bluetooth Antenna,1*Adapter, 2*Microphone Antenna, 1*Manual, 1*6.35mm to 6.35mm cable.