Numark TTX Professional Turntable USB connection for ultra-quick conversion of vinyl to digital media World's first useradjustable ultrahigh torque (2.5kgcm, 3.7 kgcm, 4.7 kgcm) directdrive motor Patented interchangeable aluminum tonearm system includes both straight and Sshaped tonearms World's first useradjustable ultrahigh torque (2.5kgcm, 3.7 kgcm, 4.7 kgcm) directdrive motor Key Lock to maintain any key while changing tempo