Excelvan K38 Dual Wireless Bluetooth Karaoke Portable Microphone with Receiver Box Various Frequency High-end for Home KTV Education Training

NOTE:
●The function of Mute button is the same as OFF button.
●For transportation safety, batteries are NOT included.
●Please place the batteries correctly.

How to use?
1. Connect "DC5V1A" port (receiver) to the power supply with charging cable, and turn on the receiver.
2. Connect rh "OUT" port (receiver) with amplifier with audio cable.
3. Rotate the tail pipe of microphone, install TWO AA batteries, and turn on the microphone.
4. Connect background music through mobile phone/STB/TV and so on. (LINE IN mode & Bluetooth mode)
5. Run the Karaoke application.

Features
●Adjustable echo/total output volume/external input volume.
●Digital audio modulation UHF frequency band, representing super clear voice.
●High Signal/Noise Ratio Performance - Broad Frequency Response Range, Low Distortion.
●Dual antennas, ensure over 20 meter transmission distance.
●Full metal mess with internal windscreen filter. Protect your microphone from wind interference and other noises.
●Compatible with 1.5-volt AA battery. (NOT including in the package)

Specification
●Brand Name: Excelvan
●SNR: ＞70dB
●Distortion: ≤0.5％
●Frequency space: 1MHZ
●Output amplitude: 500mV
●Transmitting power: ＜10mW
●Input port: D3.5MM signal line
●Output port: D3.5mm earphone jack
●Working frequency: UHF frequency band
●Overall frequency response: 20HZ-20KHZ
●Microphone frequency response: 50Hz-18kHz
●Receiver box power supply: 5V adapter or power bank
●Hand microphone power supply: 3V (2 x 1.5V AA batteries)

Packaging contents
●2 x Hand microphone
●1 x Receiver box
●2 x D3.5mm audio cable
●1 x USB plug to DC plug power cord
●2 x Antiskid ring
●1 x User Manual