Audio Mixer: 4 Channel Dj Mixer With Dual Wireless Microphones, Mp3 Bluetooth Product Details ?Comes with Dual Wireless Microphones?The audio mixer has a built-in wireless receiver module and is equipped with handheld dynamic dual wireless microphones with excellent sound quality. Click the mixer panel (UHF) and the microphones will automatically connect. Each microphone has 61 frequency selections and long transmission range (80-100 meters/260-328 feet) in open spaces. Note: Each microphone requires 2 AA batteries (not included). ?Bluetooth Wireless Connection?This DJ mixer can stream audio directly to the console unit without cables, and it is compatible with Bluetooth-enabled devices such as smartphones, tablets, and laptops, allowing you to easily stream your favorite Music tracks are streamed wirelessly from Pandora or Spotify to the mixing board. Bluetooth works within 100 feet. ?48V Phantom Power Usage?The sound board has XLR input and +48V phantom power. The DJ mixer can be connected to the TV as a home karaoke system, suitable for home karaoke, computer music, recording, podcasts, small band performances, network anchors, ZOOM conferences, weddings, stage performances, and has a wide range of uses. Be sure to turn off the 48V phantom power before plugging or unplugging the microphone, otherwise the device may be damaged. ?USB Audio Interface?The audio mixer is equipped with a convenient USB interface for connecting an external USB, computer PC, flash drive, MP3 for mixing and recording, using the built-in controls to play/pause, skip tracks, and switch between modes. Also, record the same audio in progress to a USB flash drive for output. ?Reverb Delay and Headphone Monitoring?The microphone is made of aluminum alloy, durable and anti-fall. The frequency is adjustable, use the onboard 2-band equalizer and gain control to easily adjust the high and low frequencies of each channel, and you can even add delay or reverb effects to the mix, you can easily create a professional sound experience. With 3.5mm headphone jack, you can plug in headphones to monitor the sound and volume at any time. ?What You will get? 4 channel mixer*1 Handheld microphone*2 Power supply*1 Instruction manual*1 100% customer satisfaction guarantee, if you encounter any problems before purchase or during use, please feel free to contact us and we will at your service. We will always replace defective products or refund your money within 60 days. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.