QNAP 4-bay Personal Cloud NAS with DLNA, mobile apps and AirPlay support. ARM Cortex A15 1.7GHzDual Core, 1GB RAM, ARM Cortex-A15 dual-core 1.7Ghz, 1GB RAM, SATA 6Gb/s, 2x GbE LAN, 3 x USB3.0, HDD hot-swappable