| Geratech TM | DT-173 | Decibelmeter |  | |
| Geratech TM | DT-805 | Decibelmeter | | |
| Geratech TM | DT-8820 | Sound/Light/Humidity/Temperature Meter | | |
| Geratech TM | DT-8850 | Decibelmeter | | |
| Geratech TM | DT-8852 | Decibelmeter | | |
| Tenmars | ST-105 | Sound Analyzer Meter | | |
| Tenmars | ST-105D | Sound Analyzer Meter | | |
| Tenmars | ST-105L | Sound Analyzer Meter | | |
| Tenmars | ST-105S | Sound Analyzer Meter | | |
| Tenmars | ST-106 | Sound Level Meter | | |
| Tenmars | ST-107 | Integrating Sound Level Meter | | |
| Tenmars | ST-107S | Class 2 Integrating Sound Level Meter | | |
| Tenmars | ST-109 | Sound Level Meter | | |
| Tenmars | ST-120 | Sound Level Calibrator | | |
| Tenmars | TM-100 | Sound Level Calibrator | | |
| Tenmars | TM-101 | Sound Level Meter | | |
| Tenmars | TM-102 | Sound Level Meter | | |
| Tenmars | TM-103 | Sound Level Meter | | |