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See Product Specifications
| Part Number: | SMTB-1240-S-R | 
| Category: | Audio Products | 
| Subcategory: | Alarms, Buzzers, and Sirens | 
| Manufacturer: | PUI Audio, Inc. | 
| Packaging: | Tape & Reel (TR) | 
| Product Status: | Active | 
| Driver Circuitry: | Transducer, Externally Driven | 
| Input Type: | Peak-Peak Signal | 
| Voltage - Rated: | 3 V | 
| Voltage Range: | 1 ~ 25V | 
| Frequency: | 4kHz | 
| Technology: | Piezo | 
| Operating Mode: | - | 
| Duration: | - | 
| Sound Pressure Level (SPL): | 75dB @ 3V, 10cm | 
| Current - Supply: | 3mA | 
| Port Location: | Side | 
| Operating Temperature: | -40°C ~ 85°C | 
| Approval Agency: | - | 
| Ratings: | - | 
| Ingress Protection: | - | 
| Mounting Type: | Surface Mount | 
| Termination: | Solder Pads | 
| Size / Dimension: | 0.472" L x 0.472" W (12.00mm x 12.00mm) | 
| Height - Seated (Max): | 0.130" (3.30mm) |