| Dimensions | – System : 125 (W) x 109.2 (D) x 55.5 (H) mm – Color Box : 158 (W) x 167 (D) x 123.6 (H) mm
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| MB model | – MU02-04B (64GB eMMC) – MU02-08B (64GB eMMC, TPM2.0)
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| Part No | 64GB eMMC | 64GB eMMC and TPM2.0 | 
| – HBFBU02-04-B – HBFBU02I-04-B (Wifi)
 | – HBFBU02-08-B – HBFBU02I-08-B (Wifi)
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| CPU | – Intel® Apollo Lake J3455 SoC Processor (Quad Core, 1.50/2.30 GHz) | 
| BIOS | – AMI UEFI | 
| Memory | – Support 1 * DDR3L 1866MHz SO-DIMM up to 8GB | 
| Storage | – Support 1 * M.2 (M-key, 2242), SATA interface – 64GB onboard eMMC (default)
 – 1 * 2.5″ SATA2 3Gb/s drive bay for HDD or SSD (only support 2.5″ HDD with a height ≤ 10mm)
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| Audio | – Dual channel HD Audio: Realtek ALC662VD | 
| Front I/O Port | – 1 * USB 3.0 – 1 * USB type-C
 – 1 * COM (RS232/422/485)
 – 1 * power button
 
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| Rear I/O Port | – 2 * USB 3.0 – 2 * HDMI (Max. resolution: 3840×2160@30Hz)
 – 1 * DP (Max. resolution: 4096×2160@60Hz)
 – 2 * RJ45
 – 1 * GND hold
 – 1 * Line-out/MIC combo
 – 1 * DC-in jack
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| Network | – 2 * Realtek RTL8111K GbE – 802.11 b/g/n/ac WiFi (HBFBU02I-03-B / HBFBU02I-07-B only)
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| Power Source | – Adapter: AC 90~240V / DC12V / 40W – MB: 12V DC input
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| Certification | – EMC : CE , FCC – Safety : RoHS , ErP
 
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| Environment | – Operating Temperature : 0°C~50°C with air flow (mSATA) – Storage Temperature : -40°C~85°C
 – Humidity: 10% ~ 95% RH @40°C (non-condensing)
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| Mounting Bracket | – Wall / VESA / DIN Rail combo mounting Kit (option) 
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| Packing | – Net Weight:0.9 KG – Gross Weight:1.3 KG
 – Color Box Dimension:158(W) x 167(D) x 123.6(H) mm
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