Luxonis OAK-D-S2-POE IP67 Rated Robotic Perception Camera is the series 2 version of the OAK-D-PoE. The difference is that the OAK-D S2 PoE has a smaller enclosure and is lighter. The camera also has an industrial M12 PoE connector instead of an RJ45. The OAK-D-S2-POE has additional features like an M8 connector for IO connectivity, USB2 (D+, D-), camera IOs (FSIN, STROBE), power, and 2 other auxiliary IOs, capable of UART, I2C, or GPIO.