Processor : Intel Celeron J4005 CPU, dual-core, up to 2.70 GHz, 10W TDP
RAM : 16GB DDR4-2400 Installed (2 slots for 1.2V SO-DIMM, dual-channel)
Graphics : Intel UHD Graphics 600, 250 MHz base frequency, 700 MHz max, 12 EUs, 4k up to 60 Hz
2 full-size HDMI 2.0a ports
Storage : Crucial 500GB Solid State Drive (One SATA 6.0 Gbps port, supports one 2.5″ drive up to 9.5mm) / One full-sized SDXC slot
Networking : Gigabit Ethernet port, Realtek 8111H-CG / Intel Wireless-AC 9462-D2W 802.11ac Wi-Fi module soldered-down, Bluetooth 5
Audio : Intel HD Audio via HDMI port, supporting 7.1 audio streams / Realtek ALC233 HD Audio via a microphone/headphone 3.5 mm jack on the front panel / Compressed 5.1 digital audio through a mini-TOSLINK jack on the back panel / Digital microphone array for support of digital voice assistants (Cortana, Alexa)
Ports : 2 USB 3.0 ports on the front panel (one charging capable) / 2 USB 3.0 ports on the back panel
Other : Consumer infrared receiver / HDMI CEC header / Simple HDMI CEC functionality in-built
Full Online Spec for the "Kit" (without RAM & Storage), Manual & Drivers download:
https://www.intel.com/content/www/us/en/products/sku/126135/intel-nuc-kit-nuc7cjyh/specifications.html
PDF: https://www.intel.com/content/dam/support/us/en/documents/mini-pcs/nuc-kits/NUC7xJY_TechProdSpec.pdf
COMPREHENSIVE REVIEW: https://nucblog.net/2018/04/gemini-lake-nuc-nuc7cjyh-review/