The AT33MONO is designed specifically for use with mono vinyl records.* Due to the horizontal configuration of its PCOCC (Pure Copper by Ohno Continuous Casting) voice coils, the AT33MONO cartridge only generates electrical signal with horizontal movement, yet it also has appropriate compliance in the vertical direction, making it safe for use with stereo records. The cartridge’s 0.65 mil conical stylus is mounted on a hard duralumin cantilever for excellent sound reproduction and dependable performance. Dual moving coil cartridge designed specifically for use with mono vinyl records.* 0.65 mil conical stylus is mounted on a hard duralumin cantilever Strong, rigid body construction Hanenite anti-vibration, high-damping rubber in the housing interior and cantilever fulcrum support eliminates unnecessary vibrations PCOCC (Pure Copper by Ohno Continuous Casting) coil enables pure signal transfer High-quality brass fastening screw Compatible with stereo playback systems