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| PartNumber | PB-1620PQ | PB-1622PQ | PB-1621PQ |
| Description | Speakers & Transducers XDUCR, 1.25-2.5VPP 2048HZ, SEALED | Speakers & Transducers XDUCR, 10-14VPP 2048HZ, SEALED | Speakers & Transducers XDUCR, 4-7VPP 2048HZ, SEALED |
| Manufacturer | Mallory Sonalert | Mallory Sonalert | - |
| Product Category | Speakers & Transducers | Speakers & Transducers | - |
| RoHS | Y | Y | - |
| Product | Transducers | Transducers | - |
| Type | Electromagnetic | Electromagnetic | - |
| Length | 16 mm | 16 mm | - |
| Width | 16 mm | 16 mm | - |
| IP Rating | - | - | - |
| Dimensions | 16 mm L x 16 mm W x 14 mm H | 16 mm L x 16 mm W x 14 mm H | - |
| Height | 14 mm | 14 mm | - |
| Series | PB | PB | - |
| Brand | Mallory Sonalert | Mallory Sonalert | - |
| Product Type | Speakers & Transducers | Speakers & Transducers | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Audio Devices | Audio Devices | - |
| Unit Weight | 0.176370 oz | 0.176370 oz | - |
| Frequency | - | 2.048 kHz | - |
| Sound Pressure Level | - | 85 dBA | - |
| Shape | - | Round | - |
| Termination Style | - | Solder Pin | - |
| Minimum Operating Temperature | - | - 20 C | - |
| Maximum Operating Temperature | - | + 70 C | - |
| Diameter | - | 16 mm | - |
| Depth | - | 14 mm | - |