| PartNumber | SMT-0927-S-12-R | SMT-0927-S-5-R | SMT-0927-S-4-R |
| Description | Speakers & Transducers SURFACE MOUNT TRANSDUCR 5VP-P 80MA | Speakers & Transducers 85dB 5Vp-p 2730Hz | Speakers & Transducers EM 95dB 2730Hz 3Vpp |
| Manufacturer | PUI Audio | PUI Audio, Inc. | PUI Audio, Inc. |
| Product Category | Speakers & Transducers | Buzzers | Buzzers |
| Product | Transducers | Transducers | Transducers |
| Type | Electromechanical | Electromagnetic | Electromagnetic |
| Frequency | - | 2.73kHz | 2.73kHz |
| Sound Pressure Level | 85 dBA | 85dB @ 5V, 10cm | 85dB @ 3.6V, 10cm |
| Impedance | - | - | - |
| Power Rating | - | - | - |
| Shape | Square | Square | Square |
| Termination Style | SMD/SMT | Gullwing Lead | Gullwing Lead |
| Minimum Operating Temperature | - 30 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Diameter | - | - | - |
| Length | 9 mm | 9 mm | 9 mm |
| Width | 9 mm | 9 mm | 9 mm |
| Depth | 4 mm | - | 4 mm |
| IP Rating | - | - | - |
| Current Rating | 80 mA | - | - |
| Dimensions | 9 mm L x 9 mm W x 4 mm H | 9 mm L x 4 mm H x 9 mm W | 9 mm L x 9 mm W |
| Height | 4 mm | 4 mm | - |
| Mounting | SMD/SMT | - | - |
| Packaging | Reel | Tape & Reel (TR) Alternate Packaging | Tape & Reel (TR) Alternate Packaging |
| Self Resonant Frequency | 2.73 kHz | - | - |
| Series | SMT | SMT | SMT |
| Voltage Rating | 5 V | - | - |
| Brand | PUI Audio | - | - |
| Product Type | Speakers & Transducers | - | - |
| Factory Pack Quantity | 800 | - | - |
| Subcategory | Audio Devices | - | - |
| Operating Temperature Range | - | - 30 C to + 70 C | - 40 C to + 85 C |
| Termination | - | Solder Pads | Solder Pads |
| Driver Circuitry | - | Transducer, Externally Driven | Transducer, Externally Driven |
| Technology | - | Magnetic | Magnetic |
| Input Type | - | peak-peak Signal | peak-peak Signal |
| Voltage Rated | - | 5Vp-p | 3.6Vp-p |
| Voltage Range | - | 3 ~ 7V | 2 ~ 4V |
| Operating Mode | - | Continuous | Continuous |
| Current Supply | - | 80mA | 100mA |
| Operating Temperature | - | -30°C ~ 70°C | -30°C ~ 70°C |
| Washable | - | No | No |
| Port Location | - | Side | Side |
| Mounting Type | - | Surface Mount | Surface Mount |
| Size Dimension | - | 9.0mm L x 9.0mm W x 4.0mm H | 9.0mm L x 9.0mm W x 4.0mm H |
| Height in | - | 0.157 in | - |
| Height mm | - | 4 mm | - |
| Length in | - | 0.354 in | 0.354 in |
| Length mm | - | 9 mm | 9 mm |
| Width in | - | 0.354 in | 0.354 in |
| Width mm | - | 9 mm | 9 mm |