| Parameters | CT-08S | CT-083S | CT-086S |
| Channel | 3 | 3/12 | 12 |
| 3 channels 7 days record | ● | ● | × |
| Internal clock | ● | ● | × |
| LCD resolution | 128*64 | 128*64 | × |
| Record frequency | 200Hz | ||
| Input impedance | ≥10MΩ | ||
| Frequency response | +3dB~-3dB @ 0.05~60Hz | ||
| Dynamic input range | 10 mV, resistance to polarization ± 300mV | ||
| Pacemaker detection | Can identify 2 ~ 200mV, 0.1 ~ 2ms pulse | ||
| Data transmission | External SD card reader or USB data transfer | ||
| Memory card | Supports 2 ~ 32GB SD memory card | ||
| Physical specifications | |||
| Dimension | 91 x 60 x 18 mm | ||
| Weight | 83g without battery | ||
| Operating environment | |||
| Temperature | 5 ~ 45°C | ||
| Humidity | 10~95%, non-condensing | ||
| Pressure | 700~1060hPa | ||
| Battery | |||
| Type | One AAA (LR03) alkaline or Ni-HM battery | ||
| Supply voltage | 1.2~1.6V | ||
| Service life | > 48h | ||
| "●" means Standard Configuration,"×" means N/A | |||