| P/N | Type | CPU | RAM | WiFi | eMMC | RS-485 | Ethernet | Antenna |
| MC-CPU-CM4-G1 | CPU | 64-bit SoC @ 1.5GHz | 2 Gb | Yes | – | YES | YES | EXTERNAL |
| MC-CPU-CM4-G2 | CPU | 64-bit SoC @ 1.5GHz | 2 Gb | Yes | 8 | YES | YES | EXTERNAL |
| MC-CPU-CM4-G3 | CPU | 64-bit SoC @ 1.5GHz | 2 Gb | Yes | 16 | YES | YES | EXTERNAL |
| MC-CPU-CM4-G4 | CPU | 64-bit SoC @ 1.5GHz | 4 Gb | Yes | 32 | YES | YES | EXTERNAL |
