Firmware Updates – VBOX II Last updated Save as PDF Share Share Tweet Share 06/2022: VBOX IISL – Dual Antenna Firmware Update04/2022: VBOX IISX – Single Antenna 20 Hz V302/2014: VBOX IISX – Single Antenna 10 Hz Firmware Update02/2014: VBOX IISX – Single Antenna 20 Hz Firmware Update02/2014: VBOX IISX – Single Antenna 5 Hz Firmware Update NewHow to update the Firmware on your VBOX II