Authentic Arduino Mega 2560 is a microcontroller board based on a ATmega2560 AVR microcontroller. It has 70 digital input/output pins, a 16 MHz resonator, a USB connection, a power jack, an in circuit system programming (ICSP) header, and a reset button.
Beacons are mounted on walls or ceilings to measure distance to other beacons and “hedgehog” using ultrasonic pulses. They communicate with router wirelessly in ISM band. Powered by LiPo battery or USB. Indoor Positioning System (IPS)
This is a spool of Fiber Optic Cable with slip ring for tethered control systems. It includes the media converters and provides a transparent ethernet connection that is 1km long. Different lengths can be requested.