Apple Mac mini A1347 (Late 2014) - i7-4578U 3.00GHz, 16GB RAM, 512GB SSD, macOS Sierra.

3.0GHz dual-core Intel Core i7 (Turbo Boost up to 3.5GHz) with 4MB on-chip shared L3 cache
512GB of flash storage (SSD)
16GB of 1600MHz LPDDR3 memory
Intel Iris Graphics

Size and Weight
Height: 3.6 cm
Width: 19.7 cm
Depth: 19.7 cm
Weight: 1.22 kg

Video Support
Support for up to two displays at 2560 by 1600 pixels, both at millions of colors
Thunderbolt digital video output
Native Mini DisplayPort output
DVI output using Mini DisplayPort to DVI Adapter (not included)
VGA output using Mini DisplayPort to VGA Adapter (not included)
Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (not included)

HDMI video output
Support for 1080p resolution at up to 60Hz
Support for 3840-by-2160 resolution at 30Hz
Support for 4096-by-2160 resolution at 24Hz

Audio
Audio line in minijack (digital/analog)
Audio line out/3.5 mm headphone jack (digital/analog)
HDMI port supports multichannel audio output
Support for Apple iPhone headset with microphone
Built-in speaker

Connections and Expansions
Two Thunderbolt 2 ports (up to 20 Gbps)
Four USB 3 ports (up to 5 Gbps)
HDMI port
SDXC card slot
Gigabit Ethernet port
Audio in port
3.5 mm headphone jack
IR receiver

Communifcations

Wi-Fi
802.11ac Wi-Fi wireless networking; IEEE 802.11a/g/b/n compatible

Bluetooth
Bluetooth 4.0 wireless technology

Ethernet
10/100/1000BASE-T Ethernet (RJ-45 connector)