Acoustic Sensor AV Mine
“An anti-vehicle mine that locates targets in the immediate area via audio sensors. Once triggered, it launches an explosive payload and performs a top-down attack to strike armored vehicles where they are less protected.”

| Class | Engineer |
| Unlock | Rank |
| Requirement | Rank 27 |
| Added in | 1.0.1.0 (Launch) |
5 patch notes mentioning the PTKM-1R, newest first. Each entry is the exact line from EA's Game Update notes.