Summary: The TS-419P II is certainly not the most affordable NAS out there, although it belongs to QNAP's lower-end category. Nevertheless after testing it for some weeks I realized that it offers many more features, beyond what average users require, so its price is fully justified.
Pros: Plenty of features, Easy and intuitive web interface, Can play the role of a fully capable download station, Multimedia and Surveillance station ability, Can take up to four, hot-swap, disks, Supports most popular RAID levels, Dual Gigabit Ethernet networking, LCD display showing basic info and a...
Cons: Price looks intimidating, Not so high transfer speeds with RAID 6/5 arrays, Long boot time (>5min), No USB 3.0 support (QNAP just informed us that all new TS-x19P models will have USB 3.0 ports), Short warranty
Summary: QNAP also offers single bay and two bay network attached storage drives for home and small business environments that cost around Rs 14,000 to Rs 17,000 approximately. This four bay NAS retails at an MOP of Rs 49,000.