| PartNumber | AT-1803-T-LW50-R | AT-1820-TWT-1V-R | AT-1810-T-LW50-R |
| Description | Speakers & Transducers 1VP-P 3MA 80000PF 300HZ | Speakers & Transducers EM 80dB 2250H 1.5Vpp | Speakers & Transducers AUDIO TRANSDUCER 1 VP-P 3 MA 103 DBA |
| Manufacturer | PUI Audio | PUI Audio, Inc. | - |
| Product Category | Speakers & Transducers | Buzzers | - |
| RoHS | Y | - | - |
| Product | Receivers | Transducers | - |
| Frequency | 2.5 kHz | 2.048kHz | - |
| Sound Pressure Level | 103 dBA | 85dB @ 1.5V, 10cm | - |
| Shape | Round | Rectangular | - |
| Termination Style | Wire Leads | Solder Pin | - |
| Minimum Operating Temperature | - 20 C | - | - |
| Maximum Operating Temperature | + 60 C | - | - |
| Diameter | 17.7 mm | - | - |
| Depth | 2 mm | 11 mm | - |
| IP Rating | - | - | - |
| Packaging | Bulk | Tray | - |
| Series | AT | AT | - |
| Brand | PUI Audio | - | - |
| Product Type | Speakers & Transducers | - | - |
| Factory Pack Quantity | 100 | - | - |
| Subcategory | Audio Devices | - | - |
| Type | - | Electromagnetic | - |
| Length | - | 18 mm | - |
| Width | - | 14 mm | - |
| Impedance | - | 16 Ohms | - |
| Termination | - | PC Pins | - |
| Driver Circuitry | - | Transducer, Externally Driven | - |
| Technology | - | Magnetic | - |
| Input Type | - | peak-peak Signal | - |
| Voltage Rated | - | 1.5Vp-p | - |
| Voltage Range | - | 1 ~ 2V | - |
| Operating Mode | - | Continuous | - |
| Current Supply | - | 40mA | - |
| Operating Temperature | - | -20°C ~ 80°C | - |
| Washable | - | Yes | - |
| Port Location | - | Top | - |
| Mounting Type | - | Through Hole | - |
| Size Dimension | - | 18.0mm L x 14.0mm W x 10.5mm H | - |
| Dimensions | - | 18 mm L x 14 mm W | - |
| Length in | - | 0.709 in | - |
| Length mm | - | 18 mm | - |
| Width in | - | 0.551 in | - |
| Width mm | - | 14 mm | - |