Find the user manual you need for your audio device and more at Memorex Turntable 2650mmo. 2 Solutions. need manual for Memorex usb turntable. Please use this as a guide only. It may no longer apply. With turntables, you cannot rely on the cartridge and stylus stated in the owners manual. This isMEMOREX USB TURNTABLE MODEL 2650 MMO Brand New In Box. Shipped with USPS Priority Mail.