Specification Detail Model A31 PLUS Case Form Factor / Size Mid-Tower Colour Option White (also available in Black) Motherboard Support ATX, Micro-ATX, Mini-ITX, BTF compatible Drive Bays 2× combo 2.5″/3.5″ Expansion Slots 7 Front I/O Ports 1× headphone/mic, 2× USB 3.2 Gen1 (Type-A), 1× USB 3.2 Gen2×2 (Type-C) Tempered Glass Panels Front side & Left side panels Radiator Support (Top) 120 mm, 140 mm, 240 mm, 280 mm, 360 mm Radiator Support (Rear) 120 mm Cooling Support (Top) Up to 3× 120 mm or 2× 140 mm fans Cooling Support (Rear) 1× 120 mm or 1× 140 mm fan Pre-installed Fans 4× 120 mm ARGB (3 on side, 1 at rear) Maximum CPU Cooler Height 165 mm Maximum GPU Length 380 mm Maximum PSU Length 200 mm Cable Management Space 34 mm behind motherboard tray Removable Dust Filters Top & Bottom Dimensions (W × H × D) 238 mm × 511 mm × 435 mm Weight 9.1 kg Special Features Supports hidden-connector motherboards, panoramic front & left glass panels, 8° angled base for improved airflow and display