An internal Wangtek WT-150 SCSI tape streamer which takes 150MB tapes. It was supplied with the Tapestore backup software.
The GVP v2.x Advanced Autoboot ROM set was included with the unit for Impact Series I controllers.
The Tapestore software could also use the v3.x/v4.x FastROM, C= scsi.device (A2091/A590/A3000), and other SCSI_Direct/HD_SCSI_CMD compatible drivers.