| Product Code | LHGGR&FG621-EA |
| Architecture | ARM 64bit |
| CPU | 88F3720 |
| CPU Core Count | 2 |
| CPU Nominal Frequency | 800 MHz |
| CPU Threads Count | 2 |
| RouterOS License | 3 |
| Operating System | RouterOS v7 |
| Size of RAM | 256 MB |
| Storage Size | 16 MB |
| Storage Type | FLASH |
| MTBF | Approximately 200,000 hours at 25C |
| Tested Ambient Temperature | -40C to 70C |
| Powering | |
| Number of DC Inputs | 1 (PoE-IN) |
| Max Power Consumption | 8 W |
| Max Power Consumption Without Attachments | 8 W |
| PoE In | 802.3af/at |
| Cooling Type | Passive |
| PoE In Input Voltage | 12-57 V |
| Mobile | |
| 3G Category | R8 (42.2 Mbps Downlink, 11.2 Mbps Uplink) |
| 3G Bands |
1 (2100 MHz) 3 (1800 MHz) 5 (850 MHz) 8 (900 MHz) |
| LTE Category | 6 (300 Mbit/s Downlink, 50 Mbit/s Uplink) |
| MIMO DL | 2x2 |
| MIMO UL | 1x1 |
| LTE FDD Bands |
1 (2100 MHz) 3 (1800 MHz) 5 (850 MHz) 7 (2600 MHz) 8 (900 MHz) 20 (800 MHz) 28 (700 MHz) |
| LTE TDD Bands |
38 (2600 MHz) 40 (2300 MHz) 41 (2500 MHz) |
| TAC | 86335904 |
| Ethernet | |
| 10/100/1000 Ethernet Ports | 1 |
| Peripherals | |
| Number of SIM Slots | 1 Modem (Micro SIM) |
| MiniPCI-e Slots | 1 |
| Other | |
| Mode Button | Yes |
| Certification & Approvals | |
| Certification | CE, EAC, ROHS |
| IP Rating | IP54 |
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