main spec Dimensions 421 x 210 x 485mm(DWH) Form Factor Mid Tower Materials Steel+Plastic Mainboard Support E-ATX(≤272mm), ATX, Micro-ATX, ITX Front Access & Controls Power,Reset, LED Control Button, 2 x USB 2.0, 1 x USB 3.0 , Headphone / Mic Combo Jack Side Panel 4MM Tempered glass Drive Bays Expansion Slots 7 3.5" / 2.5" 2/1 2.5" 2 Fan Support Front 3 x 120mm / 3 x 140mm Top 2 x 120mm / 2 x 140mm Power supply 2 x 120mm Rear 1 x 120mm Included Fan(s) Pre-installed 3 x 120mm ARGB fans in front + 1x 120mm ARGB fan in rear (AX81 Elite) Pre-installed 3 x 120 RGB fixed mode fans in front + 1 x 120 RGB fixed mode fan in rear (AX81 RGB Elite) Radiator Support Front 120 / 140 / 240 / 280 / 360mm Top 120 / 140 / 240 / 280mm Rear 120mm Clearance Max GPU Length ≤ 340mm Max CPU Cooler Height ≤ 160mm Max PSU Length (Include cable) ≤ 175mm(with HDD) (Include cable) ≤ 365mm(without HDD) Miscellaneous Dust Filter Top/Bottom Net Weight 6 Kg (AX81 Elite) / 6.2 Kg (AX81 RGB Elite) Gross Weight 7.15 Kg (AX81 Elite) / 7.1 Kg (AX81 RGB Elite) Warranty 1 Year UPC# 0-761345-10085-4 (AX81 Elite) 0-761345-10017-5 (AX81 RGB Elite)