IQ Card-319 The IQ Card-319 can be installed into your IQ Panel 5, IQ5 Hub, IQ5 NS, IQ Panel 4, IQ4 Hub or IQ4 NS to enable support of approved legacy 319 MHz SRF sensors. QC0001-840 DOWNLOADS IQ Card-319 Quick Guide (IQ Panel 4, IQ4 Hub, IQ4 NS)