Country of Origin China
Power 9V PP3 battery (= approx 50 hours)
Brand Unbranded

Check the listing for details. Aluminum Shell Phase Polarity Tester Checker Audio Speaker Sound Phase Detector. Condition: New, Made in China. Listed at 156.24 USD. PC218 Aluminum Alloy Shell Phase Polarity Tester Checker Audio Speaker Microphone Sound Phase Testing Detector. - Input impedance (Mic) : 1KOhm. - Input level (Mic) : 10mV - 1V. - 1 x Tester. - Aluminum Alloy Shell.

$78.12
$156.24