Details Product code      RB912R-2nD-LTm&R11e-LTE Architecture             MIPSBE CPU       QCA9531 CPU core count1 CPU nominal frequency 650 MHz Dimensions139 x 77 x 28,5 mm Router OS license 4 Operating System Router OS Size of RAM 64 MB Storage size          16 MB Storage type FLASH MTBF Approximately 200'000 hours at 25C Tested ambient temperature-40°C to 70°C Suggested price Powering Details Micro USB input Voltage 5-5 V Number of DC inputs 3 (DC jack, PoE-IN, Micro USB) DC jack input Voltage 8-30 V Max power consumption 9 W Cooling type Passive PoE in 802.3af/at PoE in input Voltage 12-57 V Mobile Details 2G Category Class12 2G bands 2 (1900MHz) / 3 (1800MHz) / 5 (850MHz) / 8 (900MHz) 3G Category R7 (21Mbps Downlinks, 5.76Mbps Uplink) 3G bands 1 (2100MHz) / 2 (1900MHz) / 5 (850MHz) / 8 (900MHz) LTE Category 4 (150Mbps Downlink, 50Mbps Uplink) LTE FDD bands  1 (2100MHz) / 2 (1900MHz) / 3 (1800MHz) / 7 (2600MHz) / 8 (900 MHz) / 20 (800MHz) LTE TDD bands 38 (2600MHz) / 40 (2300MHz) Wireless specifications Details Wireless 2.4 GHz Max data rate300 Mbit/s Wireless 2.4 GHz number of chains 2 Wireless 2.4 GHz standards 802.11b/g/n Antenna gain dBi for 2.4 GHz 1.5 Wireless 2.4 GHz chip modelQCA9531 Wireless 2.4 GHz generation Wi-Fi 4 Ethernet Details 10/100 Ethernet ports 1 Peripherals Details Number of SIM slots 2 Modem (Mini SIM) Mini PCI-e slots 1 Serial console port RS232 Number of USB ports 1 USB Power Reset Yes USB slot type micro USB type AB Max USB current (A) 1 Other Details Mode button Yes GNSS standards GPS GPS RF connector type uUFL Certification & Approvals Details Certification CE, FCC, IC, E-MARK, EAC, ROHS IP IP54 Wireless specifications 2.4 GHz Transmit (dBm)Receive Sensitivity 1MBit/s 22 -96 11MBit/s 22-89 6MBit/s20-93 54MBit/s18-74 MCS0 20-93  MCS7 16-71