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| Warranty | 1 year (Triplett) |
|---|---|
| Power Source | 4 x AA batteries (included) |
| Certifications | CE, RoHS |
| Response Time | Fast, Slow (selectable) |
| MPN | 3550 |
| Max Hold Function | Yes |
| Brand | Triplett |
| Accuracy | ±1.5 dB (94 dB @ 1 kHz) |
| Compliance Standard | IEC 651 Type 2, ANSI S1.4 Type 2 |
| Display Type | Backlit LCD, digital + analog bar graph |
| Model / MPN | 3550 SoniChek PRO |
| Output | AC output jack (cable included) |
| Included Accessories | Windscreen, output cable, 4x AA batteries, hard case |
| Frequency Weighting | A, C |
| Measurement Range | 30 dB to 130 dB |