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| Accuracy | Class 2 | 
| Frequency range | 20 Hz ... 12.5 kHz | 
| Standards | GB/T 3785.1-2010 | 
| Frequency analysis | 1/1 Octave band filter: 20 Hz ... 8 kHz | 
| Microphone | 1/2" microphone Class 2 | 
| Data-logging interval | 1 s ... 24 h (adjustable) | 
| Measuring functions | LXY (SPL), LXeq, LXYSD, LXSEL, LXE, LXYmax, LXYmin, LXPeak, LXN | 
| X = Frequency weighting: A, B, C, Z | |
| Frequency weightings | A, B, C, Z | 
| Time weightings | Fast (F) 125ms, Slow (S) 1 sec, Impulse (I) 35 ms | 
| Inherent noise | Microphone: 20 db(A), 26 db(C), 31 db(Z) | 
| AD converter | 24 Bit | 
| AD Sample rate | Standard: 48 kHz | 
| Measuring display | Numerical | 
| Display | 160 x 160 pixel LCD with backlight | 
| Memory | 4 GB Micro SD card | 
| Interface | USB (Memory readable via software or directly as mass storage) | 
| Voltage output | AC 5V RMS | 
| Alarm | Adjustable | 
| Power supply | 4 x 1.5V AA Batteries | 
| Battery life | Min. 10 h continuous use | 
| Dimensions | 70 x 300 x 36 mm / 2.76 x 11.81 x 1.42 in (W x H x D) | 
| Weight | Approx. 620 g / 1.4 lbs incl. batteries | 
| Class 2 Sound Calibrator | PCE-SC 43 | 
| Sound pressure level | 94 dB, 104 dB, 114 dB | 
| Accuracy | ±0.4 dB | 
| Class | 2 | 
| Frequency | 1000 Hz for A, B, C and D frequency weighting | 
| Frequency accuracy | ±1.7 % | 
| Stabilization time | 10 seconds | 
| Total harmonic distortion | <3 % | 
| Environmental conditions | |
| Temperature influences | <0.4 dB at 0 ... 40 °C / 32 ... 104 °F | 
| Humidity influences | 25 ... 90 % RH | 
| Atmospheric pressure | <0.1 dB at 65 ... 108 kPa | 
| Stability at <60 seconds | ±0.15 dB | 
| Stability after one year | ±0.35 dB | 
| (normal use) | |
| Operating conditions | 0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH, | 
| non-condensing | |
| Storage conditions | -20 ... 50 °C / -4 ... 122 °F, <90 % RH, | 
| non-condensing | |
| Automatic shutdown | after 20 minutes | 
| Power supply | 2 x 1.5 V AA batteries | 
| Battery life | ca. 50 hours | 
| Microphone size | 1/2 inch | 
| Dimensions | 60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4" | 
| Weight | 400 g / 14.1 oz |