JP Series SD/SDHC Maximum Card Sizes Updated on December 18th, 2025 On this page Summary Solution SummaryThe maximum SD/SDHC card size that can be used with the JP Series.Solution An SD card of up to 2 GB. An SDHC card of any size. JP-4MED Status Light JP Series Call Queuing JP Series SD/SDHC Maximum Card Sizes JP Series Pinout Information storage capacity compatible sizes