| Model | 8921 |
| Measure Range | A weight: 30~130 dB C weight: 35~130 dB |
| Digital Display (6 ranges) | 30~80, 40~90, 50~100, 60~110, 70~120, 80~130 dB |
| Digital Display Resolution | 0.1 dB |
| Digital Updating Time | 160 ms |
| Quasi-analog Bar (6 ranges) | 30~80, 40~90, 50~100, 60~110, 70~120, 80~130 dB |
| Quasi-analog Resolution | 1 dB |
| Bar Updating Time | 40 ms |
| Accuracy at 94 dB, 1KHz | ±1.5 dB |
| Analog Output | AC 0.707 Vrms (at full scale): DC 10 mV/dB |
| Microphone | Dia 6mm electric condenser microphone |
| Frequency Range | 31.5 Hz~8 KHz |
| Battery Life Time | 30 hours typical |
| Windscreen | YES |
| LCD Size | 62(L) * 42(W) mm |
| Operating Temperature | 0~50℃ |
| Operating RH% | Humidity <80% |
| Storage Temperature | -20~50℃ |
| Storage RH% | Humidity <90% |
| Meter Size | 254(L) * 77(W) * 37(H) mm |
| Weight | ~200g |
| Battery | 9V Battery * 1 PC or 9V DC adaptor |
| Standard Package | Meter, Battery, Manual, Carry Case |
| Optional Accessory | Software CD & USB Cable |
Malaysia