The RBM33G is a fully featured RouterBOARD device perfect for using in your own enclosure or building a custom solution. It uses the same PCB form factor and same mounting holes as it s predecessors (RB433 and RB953 series).The RBM33G features a new two core CPU running at 880 MHz and 256 MB of DDR3 RAM and three gigabit ethernet ports. It is specially designed for setups that requires two 3G/LTE modems. You can use e.g.:- Two miniPCIe 3G/LTE modems (two SIM slots provided)- One miniPCIe and One USB 3G/LTE modem leaving other miniPCIe slot for 802.11 wireless card (consult product Quick Guide for details)The included USB 2.0/3.0 port can be used either for 3G/LTE modem or an external hard drive (consult product Quick Guide for details). For expanding storage, microSD and a PCIe M.2 slots are provided.The RBM33G comes fitted with a RS232 serial port for console access. The device can be powered by PoE through it s gigabit ethernet connector or through the DC power jack.
| WAN connection | |
| SIM card slot: | ![]() |
| Network | |
| Ethernet LAN: | ![]() |
| Ethernet LAN data rates: | 10,100,1000 Mbit/s |
| Ports & interfaces | |
| Ethernet LAN (RJ-45) ports: | 3 |
| USB ports quantity: | 1 |
| USB version: | 3.2 Gen 1 (3.1 Gen 1) |
| RS-232 ports: | 1 |
| DC-in jack: | ![]() |
| Features | |
| Built-in processor: | ![]() |
| Processor model: | MediaTek MT7621A |
| Processor frequency: | 880 MHz |
| Processor cores: | 2 |
| Processor threads: | 4 |
| Storage media: | Flash |
| Flash memory: | 16 MB |
| Internal memory: | 256 MB |
| Design | |
| Product colour: | Black, Green, Grey |
| Power | |
| Power source type: | PoE |
| Operational conditions | |
| Operating temperature (T-T): | -40 - 70 °C |
| Logistics data | |
| Harmonized System (HS) code: | 85176990 |