| Model | HW-B81A |
| CPU | Support Intel® 4th Generation Core /Pentium /Celeron Desktop CPU, LGA1150 Support MAX CPU TDP: 84W |
| Chipset | Intel® H81, TDP 4.1W |
| Display | 2 * VGA (DB15/F): Support max resolution up to 1920x1200@60Hz |
| Memory | Support DDR3 1333/1600MHz, 2 * non-ECC U-DIMM Slot, Up to 16 GB |
| Storage | 1 * SATA3.0 7P Connector 1 * SATA2.0 7P Connector 1 * Mini PCI-E Slot (mSATA3.0/4G/Wifi) |
| Ethernet | 2*Realtek® 1Gbps PCIe Ethernet Controller, RJ45 |
| Audio | Realtek® HDA Codec, with MIC/Line-out and Amplifier , 1 * Front Audio Header (Line-Out + MIC) 1 * Line-Out + MIC 3.5mm Jack |
| Expansion Slots | 1 * PCI-E 16x Slot (PCI-E 3.0) |
| COM | 2 * RS232 (COM1/2, Connector) 1 * RS232/RS485 (COM3,Box) 3 * RS232 (COM4/5/6,Box) 4 * RS232 (COM7/8/9/10, Header) |
| USB | 6 * USB3.0 (Rear I/O, TYPE-A) 10 * USB2.0 (Internal, Header) |
| Other Ports | 1 * PS/2 1 * Micro SIM Card Slot 1 * CPU FAN Header 1 * System FAN Header 1 * Front Panel Header 1 * GPIO Header 1 * CMOS Clear Jumper |
| System | Windows7/8.1/10, Linux |
| Temperature | Storage: -20~75℃ Operating: 0~60℃ |
| BIOS | AMI UEFI BIOS (Support Watchdog Timer) |
| Power Supply | ATX Standard (20P + 4P) 1 * ATX 4P CPU Power Input Connector 1 * ATX 20P Power Input Connector |
| Factor | MINI-ITX Standard (170mm * 170mm) |
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