Portable FM Wireless Microphone Headset System Voice Amplifier 1/4in Output Plug with

Features: Portable wireless microphone headset to effectively amplify stronger sound. 80~12500Hz frequency response, high sensitivity and clear sound quality without hum and crackle noise. Headset microphone and belt pack transmitter design frees your hand and makes you enjoyable during speech. Effective transmission range approx. 30 meters at open area. Microphone cable length up to 100cm/39in, transmitter with volume control and LED indicator, 6.35mm plug wireless receiver. Powered source: 1 * 9V battery for transmitter, and 1 * AA battery for receiver(battery not included). Easy for operation, great for giving a speech, lecture, conference, promotion, visiting guidance etc.Specifications: Material: Plastic Color: Black Modulation Mode: FM Frequency Response: 80~12500Hz Output Impedance: 600ohm Effective Distance: 30 Meters(At Open Area) Power Supply: 1 * AA & 1 * 9V Battery(Not Included) Operating Voltage: 9V(Transmitter) & 1.5V(Receiver) Cable Length: Approx. 100cm / 39in Receiver Plug: 1/4in Item Weight: 108g / 3.8ozPackage List: 1 * Transmitter 1 * Receiver 1 * Headset Microphone 1 * User\'s Manual(English)