New Gaming build

You need to buy a better power supply the one you have listed is junk, bit larger SSD, 2tb hard drive should be more than enough, better WIFI, and add the extra 120mm case fan. That case is not the best for cooling the extra fan will help.
PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-6600K 3.5GHz Quad-Core Processor ($227.99 @ SuperBiiz)
CPU Cooler: CRYORIG H7 49.0 CFM CPU Cooler ($34.88 @ OutletPC)
Motherboard: Gigabyte GA-Z170M-D3H Micro ATX LGA1151 Motherboard ($106.99 @ SuperBiiz)
Memory: Mushkin Blackline 16GB (2 x 8GB) DDR4-2400 Memory ($59.99 @ Newegg)
Storage: Samsung 250GB 2.5" Solid State Drive ($72.89 @ OutletPC)
Storage: Western Digital BLACK SERIES 2TB 3.5" 7200RPM Internal Hard Drive ($119.68 @ NCIX US)
Video Card: MSI GeForce GTX 1070 8GB Video Card ($444.94 @ Newegg)
Case: Apevia X-QPACK3-BL MicroATX Mini Tower Case ($48.99 @ SuperBiiz)
Power Supply: SeaSonic 650W 80+ Gold Certified Semi-Modular ATX Power Supply ($59.99 @ Newegg)
Operating System: Microsoft Windows 10 Home OEM 64-bit ($84.88 @ OutletPC)
Wireless Network Adapter: Gigabyte GC-WB867D-I PCI-Express x1 802.11a/b/g/n/ac Wi-Fi Adapter ($29.99 @ SuperBiiz)
Case Fan: Corsair SP120 57.2 CFM 120mm Fan ($12.99 @ Newegg)
Monitor: Asus VX238H 23.0" Monitor ($110.98 @ Newegg)
Keyboard: Razer DeathStalker Wired Gaming Keyboard ($69.99 @ Newegg)
Mouse: Razer DeathAdder 2013 Wired Optical Mouse ($39.55 @ Amazon)
Total: $1524.72
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-10-02 11:04 EDT-0400