The Apple Watch Series 4 (40mm) comes with a firmware identifier Watch4,1. It has a Board Configuration of N131sAP and a Board Platform of . The CPID and BDID are 32774 and 8 respectively.
| Apple Watch Series 4 (40mm) Key Specifications | |
|---|---|
| Model Name: | Apple Watch Series 4 (GPS, 40mm) |
| Released: | 2018-09-21 |
| Discontinued: | N/A |
| Architecture: | arm64_32 |
| Device Type: | Apple Watch |
| Board: | N131sAP |
| Model: | A1977 |