While the HD+ 120i V-VIO 12 t tandem roller features a vibrating roller drum (50 Hz or 3,000 vpm) at the front and a VIO drum at the rear, the HD+ 120i VIO-2 HF provides additional application options with two VIO drums.
TerraMaster's F4-424 is a four-bay network attached storage (NAS) device that offers small businesses snappy performance and excellent connectivity thanks to multi-gig Ethernet and USB-C.