**Product Specifications:**
**JONSBO D300:**
Curved ultra-wide panoramic sea view design
Curved integrated glass with 10 fan slots
MATX back-inserted motherboard
**JONSBO Z20 Computer Case:**
New product pre-order
Hot selling products: FR-505BR, ZS-120W, SL-120B
3-side & axis-layer mirror effect
5VARGB motherboard synchronization
TG-360 Black, DY-224pin, CR-1400EVOARGB White
Nickel-plated 4 heat pipes
Hidden cable management/5V RGB synchronization
**JONSBO D31:**
"Pinecone" series
STD standard version
Full metal compact MATX case
Supports 360 radiator
**Features:**
Modern/minimalist design
Vertical short air duct construction for efficient cooling
Supports up to 8 12cm fans or 4 14cm + 2 12cm fans
Supports 360mm water cooling & 168mm dual-tower air cooling
Full-size M-ATX motherboard support
Tool-less assembly design
Full metal top cover with 92.5% ventilation area
USB 3.2 Gen2 Type-C port
Supports 2x 2.5" HDD and 1x 3.5" HDD
Magnetic plastic frame nylon dust filter
Large tempered glass side panel with metal protection
Optimized cable management design
Back panel with wire management holes and cable hiding space
**Dimensions:**
D31: 407mm height
D41: 407mm height
**Additional Information:**
CrystalDiskMark tested data: 15.9Gbps
Cable management real shot
Size comparison with D41
**Note:** Specifications may vary.
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