Feature:1. Noise Filtering: Using a new type of high frequency filter, filtering out the signal with external interferers, to get rid of the unpleasant noise.2. LCD Display: Professional UHF wireless lavalier microphone system, using a large LCD display, real time display of the working status, at a glance.3. Multi Application: This UHF lavalier mic system is suitable for family karaoke, stage performances, conference speeches, wedding ceremonies, business hosts, etc.4. Compact And Portable: Flexible lavalier mic, switch at will, easy to help more scenes to use, compact and convenient, clear sound pickup, prevent external interference.5. Anti Interference: The use of secondary frequency conversion high frequency, multiple squelch control and voice compression expansion circuit technology, improve the SNR and sensitivity.Specification:Item Type: UHF Lavalier Mic SystemMaterial: Aluminum AlloyVoltage: 100-240VModulation Mode: FMFrequency Range: 470-960MHZFrequency Stability: 0.005%Dynamic Range: 100dBWorking Distance: About 50m/164ftReceiver:Receiving Mode: Receiving Automatic ModeAntenna Input: BNC Socket (50)Sensitivity: 12dBuVTransmitter:High Power: 30mWLow Power: 3mWPickup: Dynamic TypeTransmitter Battery Specification: 4 x AA (Not Included).Package List:1 x Host 2 x Lavalier Microphone2 x Antenna1 x XLR Sound Cable1 x Power Cord2 x Transmitter1 x Instruction Manual Note:Products are shipped without batteries.