MHF4 (also AMC or W.FL) is an ultra-miniature push-on RF connector even smaller than U.FL used on M.2 wireless cards and compact RF modules.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center | RF signal | BUS |
| 2 | Shell | Ground shield | GND |
MHF4 (also AMC or W.FL) is an ultra-miniature push-on RF connector even smaller than U.FL used on M.2 wireless cards and compact RF modules.