This section shows the product variants for each nRF9161 revision. Table 1. nRF9161 revisions and variants nRF9161 revision Build code1 Product variant1 Package Engineering A ADA LACA (LTE-M/NB-IoT/GPS/DECT NR+) LGA 10.0x16.0x1.04 mm 1 A0A 1 Product variant and build code can be read from markings on top of the nRF9161.