With 1 TB of storage, this is a good HDD drive if you need a larger storage unit. The form factor is 3.5" which is common for HDD drives.
From Ecprof
WDBGLG0010HBKEESN - WD MYBOOK AV-TV STORAGE 1TB
Western Digital
WD 1TB My Book AV-TV TV Storage - WDBGLG0010HBK-EESN