| PartNumber | AP4GAH322B-1 | AP4GAH321R | AP4GAH322B |
| Description | USB Flash Drives USB 2.0 FLASH DRIVE BLACK PEN CAP 4GB | USB Flash Drives Commercial AH321 USB 2.0 4GB | Memory Modules USB Flash Drives Commercial AH322 USB 2.0 4GB |
| Manufacturer | Apacer | Apacer | Apacer Memory America |
| Product Category | USB Flash Drives | USB Flash Drives | USB Flash Drives |
| RoHS | Y | Y | - |
| Product | USB 2.0 | USB 2.0 | USB 2.0 |
| Memory Size | 4 GB | 4 GB | 4GB |
| Operating Supply Voltage | 5 V | - | - |
| Maximum Operating Temperature | + 60 C | - | - |
| Dimensions | 55.3 mm x 18.1 mm x 8.7 mm | - | - |
| Packaging | Bulk | Bulk | Bulk |
| Series | AH322 | AH321 | AH322 |
| Brand | Apacer | Apacer | - |
| Minimum Operating Temperature | 0 C | - | - |
| Product Type | USB Flash Drives | USB Flash Drives | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.282192 oz | - | - |
| Type | - | - | USB 2.0 |
| Operating Temperature | - | - | 0°C ~ 60°C |
| Size Dimension | - | - | 55.40mm L x 18.00mm W x 8.50mm H |
| Memory Type | - | - | - |
| Speed Read | - | - | - |
| Speed Write | - | - | - |