# ACC102 vs ACC101 port blocking kits

The ACC102 is a newer revision of the ACC101 port blocking kit. It removes several legacy I/O covers in exchange for adding additional covers for newer I/O.

Unless PS/2 or Parallel port blockers are needed, ACC102 is preferred.

**Comparison Table**

| Port Type              | ACC101 | ACC102 |
| ---------------------- | ------ | ------ |
| USB-A                  | 8      | 8      |
| USB-C                  | 0      | 1      |
| DB-9 COM               | 4      | 4      |
| 3.5mm Audio            | 4      | 3      |
| RJ-45                  | 2      | 3      |
| DisplayPort            | 2      | 4      |
| Mini DisplayPort       | 0      | 2      |
| HDMI                   | 2      | 4      |
| DVI                    | 2      | 1      |
| PS-2                   | 2      | 0      |
| VGA                    | 1      | 1      |
| DB-19 Parallel         | 1      | 0      |
| DC Barrel Jack (5.5MM) | 1      | 1      |


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