Microphone - Universal - 2 pcs/set UX2UHF Wireless Microphone, Handheld Microphone, Speaker, UHF Portable USB Receiver, DJ Voice Amplifier for KTV. Highlights Universal 2 pcs/set of UX2UHF wireless microphone, handheld microphone, speaker, UHF portable USB receiver, DJ voice amplifier for KTV. 2PCS/SET UX2 UHF Wireless Microphone System UHF LED MIC Speaker UHF with Portable USB Receiver for KTV DJ Speech Amplifies | Microphones Wireless handheld microphone system for karaoke, party, DJ, business meeting, speech or other outdoors and amps; Indoor activities.adopts UHF 676MHz to 697MHz Frequency Band (Channel A: 677MHz-686MHz; Channel B: 687MHz-696MHz), strong anti-interference.A/D and D/A. Used for high performance audio of 24 bit/48kHz; using The identification code + frequency to encrypt the data to the frequency, which improves the stability of the connection. With the automatic mute and shock elimination circuit to avoid the impact and noise of switching; Extremely high sensitivity and tone quality let your speech or singing more clear. The distance of wireless transmission is about 30-50 meters; multiple devices (max.16 sets) can be used simultaneously without interference or Frequency Hopping.color:goldmaterial:metal+plasticsize:23*4cmPackage Content:1*Receiver2*MIC1*Antenna1*Usb Line1*3.5mm Converter1*Users' users The Package content above, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing . The measurement error allowed is +/- 1-3cm.