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| Part Number | AS03508CO-7-R | AS03508CO-2-R | AS03508CO-5-R | AS03508CO-3 |
| Manufacturer | PUI Audio, Inc. | PUI Audio, Inc. | PUI Audio, Inc. | PUI Audio, Inc. |
| Series | AS | AS | AS | AS |
| Packaging | Tray | Tray | Tray | Tray |
| Product Status | Active | Active | Obsolete | Obsolete |
| Technology | Magnetic | Magnetic | Magnetic | Magnetic |
| Type | General Purpose | General Purpose | General Purpose | General Purpose |
| Frequency Range | 700 Hz ~ 20 kHz | 500 Hz ~ 20 kHz | 450 Hz ~ 2 kHz | 500 Hz ~ 20 kHz |
| Frequency - Self Resonant | 700Hz | 500Hz | 450Hz | 500Hz |
| Impedance | 8 Ohms | 8 Ohms | 8 Ohms | 8 Ohms |
| Efficiency - dBA | 83.00 | 84.00 | 83.00 | 84.00 |
| Efficiency - Testing | 1W/500mm | 1W/500mm | 1W/500mm | 1W/500mm |
| Efficiency - Type | Sound Pressure Level (SPL) | Sound Pressure Level (SPL) | Sound Pressure Level (SPL) | Sound Pressure Level (SPL) |
| Power - Rated | 1 W | 1 W | 1 W | 1 W |
| Power - Max | 2 W | 2 W | 2 W | 2 W |
| Port Location | Top | Top | Top | Top |
| Shape | Oval, Rectangular Frame | Oval, Rectangular Frame | Oval, Rectangular Frame | Oval, Rectangular Frame |
| Material - Cone | Cloth | Cloth | Cloth | Cloth |
| Material - Magnet | Nd-Fe-B | Nd-Fe-B | Nd-Fe-B | Nd-Fe-B |
| Ingress Protection | - | - | - | - |
| Ratings | - | - | - | - |
| Termination | Solder Pads | Solder Eyelet(s) | Solder Pads | Solder Eyelet(s) |
| Size / Dimension | 1.378" L x 0.630" W (35.00mm x 16.00mm) | 1.378" L x 0.787" W (35.00mm x 20.00mm) | 1.378" L x 0.748" W (35.00mm x 19.00mm) | 1.575" L x 0.787" W (40.00mm x 20.00mm) |
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