PC Software Upgrade with 1000' Direct Line of Sight Standard Wireless
For S1 series
Wi-Fi and PC upgrade ONLY
1 required for each Master and Slave when doing master+slave+slave configuration
XM Player software plus Wi-Fi antennas for remote PC programming of sign
Up to approx. 1000' range
PC Version Upgrade allows you to utilize Time/Temperature Upgrade and increase number of lines of text. Capable on various sizes