Kortek Dual Karaoke YK-17 7650 Songs inbuilt in 12 Languages. Dual Wired Microphone (Main +Sub Mike). Song Recording Song Reservation Additional Song chip slots (03 Slots) Digital Echo , Key ,Tempo controls. RCA Audio(2CH) & Video(SD) Output 9V DC Adaptor operating. 100V~240VAC Input. Product Dimensions (45Wx271Hx52D) mm. Product weight 390gm. Supreme quality and excellence are what sets it apart from the rest. Coming from the trusted house of Kortek.