Although it doesn't state it on the description I can confirm with the seller that the screen refresh rate is 120hz, they were nice enough to send me some screen shots.
Note: This has a TN Panel
Manufacturer NumberGL502VS-GZ233T
ProcessorIntel® Quad Core™ i7 7700HQ (2.8~3.8Ghz)
Operating SystemWindows® 10 Home 64bit
Memory16 GB DDR4 2133 RAM
Display15.6" (16:9) LED backlit FHD (1920x1080) Anti-Glare Panel 72% NTSC G-Sync wideview technology
GraphicDedicated NVIDIA GeForce GTX 1070 8GB GDDR5 VRAM
Storage256GB PCIe Gen3 x4SSD +1TB SATA 3
HDDCameraHD CamNetworking
Wifi Integrated Intel Dual Band 802.11AC
Gigabit Realtek Lan
BT 4.1 support (on WLAN+ BT 4.1combo card)
Interface1 x Microphone-in/Headphone-out jack
1 x SD Card Reader
1 x Type C USB3.0 (USB3.1 GEN1)
3 x Type A USB3.0 (USB3.1 GEN1)
1 x RJ45 LAN Jack for LAN insert
1 x HDMI
1 x mini Display Port
1 x AC adapter plug
Audio
Support Windows 10 Cortana with Voice
ASUS SonicMaster Technology
Battery
4Cell 64Whrs Battery
Dimensions
39.0 x 26.6 x 2.35 cm (WxDxH)
Weight
2.24 kg (with Polymer Battery)
Manufacturer Warranty 1 year Asus pick up & return warranty
Also the 17" version with 75hz display here for $1,719.20
A 1TB GTX1070 seems excessive.