Audio Technica VM540ML/H Headshell/Cartridge Combo KitVM540ML H The VM540ML H combo kit includes the VM540ML MicroLine dual moving magnet cartridge premounted on the AT HS10BK universal 1 2" mount headshell. The VM540ML MicroLine stylus cartridge is the premier 500 Series model in Audio Technicas new VM cartridge line a line that harks back to A Ts early days as a manufacturer primarily of high end phono cartridges, while also incorporating todays advanced technology. The VM Effect Like all VM