| Country of Origin | China |
|---|---|
| Pulse rate | 1Hz |
| Brand | Unbranded |
| Custom Bundle | No |
| Model | PC218 |
| Modified Item | No |
Check the listing for details. PC218 Phase Polarity Tester Checker Audio Speaker Microphone Sound Testing. Condition: New, Made in China. Listed at 142.00 USD. Input impedance (Mic) : 1KOhm. - Input level (Mic) : 10mV - 1V. - 1 x Tester. - Input impedance (Line) : 10KOhm. - Input level (Line) : 0.5V to 50VOutput level : 0V to 1V. - Power : 9V PP3 battery (= approx 50 hours).