Hisonic HS380L VHF Wireless Headset Microphone System Portable Battery Powered

The HS380L is a single channel Headset and Lapel wireless microphone system designed and engineered for professional performance and home karaoke use as well. It's a very cost-effective unit compared with some other wireless microphones you may find elsewhere, best of all, this unit is extremely portable. Both the wireless microphone and receiver takes AA batteries, so you can use the system anywhere and anytime without having to worry about power source. It also comes with an AC adapter for the receiver if you are at home or have easy access to outlet. Additionally, the system has one standard 1/4" mixed output for standard speaker amp.Specifications:Operating Range: 50 Meters or longerFrequency Range: VHF*Frequency Response: 40Hz - 20000 Hz (+-3dB) *Signal to Noise (S/N) Ratio: 100dB *T.H.D:<0.5%Receiver Power Supply: AC 110V 50Hz or AA BatteryMicrophone Power Source: 2 AA batteryBattery Life: 10 - 30 hourReceiver Dimensions: 6" x 4" x 1" inchesAntenna: Telescopic antenna for range extension.