| Processor | HP Mobile Thin Client mt21 3JH23EA | |
| Processor model | 3867U | |
| Processor cores | 2 | |
| Processor family | Intel Celeron | |
| Processor frequency | 1.8 GHz | |
| Processor cache | 2 MB | |
| Thermal Design Power (TDP) | 15 W | |
| Software | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Operating system installed | Windows 10 IoT Enterprise | |
| Operating system architecture | 64-bit | |
| Display & Graphics | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Panel type | SVA | |
| Aspect ratio | 16:9 | |
| Display diagonal | 14 inch | |
| Display resolution | 1920 x 1080 pixels | |
| Dual-screen | No | |
| HD type | Full HD | |
| LED backlight | Yes | |
| Touchscreen | No | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter model | Intel HD Graphics 610 | |
| Memory | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Internal memory | 4 GB | |
| Memory clock speed | 2400 MHz | |
| Memory layout (slots x size) | 1 x 4 GB | |
| Internal memory type | DDR4-SDRAM | |
| Storage | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| SSD capacity | 128 GB | |
| SSD form factor | M.2 | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Total SSDs capacity | 128 GB | |
| Total storage capacity | 128 GB | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | SD | |
| Network & Communication | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| 3G | No | |
| 4G | No | |
| Antenna type | 2x2 | |
| Bluetooth | Yes | |
| Bluetooth version | 4.2 | |
| Ethernet LAN | Yes | |
| Wi-Fi | Wi-Fi 5 (802.11ac) | |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | |
| Interfaces/Ports | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| HDMI ports quantity | 1 | |
| VGA (D-Sub) ports | 1 | |
| Ethernet LAN (RJ-45) ports | 1 | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A | 2 | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C | 1 | |
| Input Devices | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Numeric keypad | No | |
| Pointing device | Touchpad | |
| Audio | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Built-in Devices | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| HP speaker type | HP Dual Speakers | |
| HP front camera | HP Webcam | |
| Front camera | Yes | |
| Front camera signal format | 720p | |
| Power | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| AC adapter power | 45 W | |
| Security | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Cable lock slot | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Brand | HP | |
| Family | Mobile Thin Client | |
| Model name | mt21 | |
| Part Number | 3JH23EA | |
| Product type | Mobile thin client | |
| Form factor | Clamshell | |
| Product colour | Black, Silver | |
| Depth | 238 mm | |
| Width | 336 mm | |
| Height | 19.9 mm | |
| Weight | 1.63 kg | |
| Release Date | 2019-07-01 | |
| Battery Information | HP Mobile Thin Client mt21 3JH23EA | other notebooks |
| Battery capacity | 48 Wh | |
| Battery type | Lithium Prismatic | |
| Number of battery cells | 3 | |
