"FULLY COMPATIBLE WITH DCRSI240, THE 5000 SERIES REPLACES AMPEX 733/731 AND 2471/2473 TAPE PRODUCTS. CAPACITY 50GB, ERASURE FIELD, 2000 FOR 60 DB MIN ERASURE, OPERATING TEMP 40-120 DEGREES F, STORAGE TEMP 40-90 DEGREES F; MATERIAL IS OXIDE,RED POLYESTER BACKED,MAGNETIC TYPE"