| NO. | Model | Description | Price |
|---|---|---|---|
| 1 | CD-3750-EMI= | Enhanced Multilayer Image upgrade for 3750 FE models | $1995.00 |
| 2 | CD-3750G-48EMI= | Enhanced Multilayer Image upgrade for 48-port 3750 GE models | $7995.00 |
| 3 | R-CD-3750-EMI= | Enhanced Multilayer Image upgrade for 3750 FE models | $1995.00 |