Independent Audio Controls Built Into Each Microphone MPX Vocal Cancel To Remove The Main Vocal Track On Multiplexed Karaoke Tracks - Vocal Eliminator Feature to Reduce The Original Vocals On non-Karaoke Tracks 1/8th Stereo Input Available For Any Other Music Sources Internet Connection Required. We do not accept P. BOXES - PLEASE PROVIDE A PHYSICAL ADDRESS.##xA0;We advise you to use a reputable carrier service when returning your goods. The item "VOCOPRO KARAOKEDUAL 100W Tablet/Smart TV Karaoke System with Dual Wireless &" is in sale since Thursday, October 18, 2018. This item is in the category "Musical Instruments & Gear\Karaoke Entertainment\Complete Karaoke Systems". The seller is "henkin11015" and is located in US. This item can be shipped worldwide.