PC218 Phase Polarity Tester Speaker Micr Sound Phase Checker Aluminum Shellxt
Input impedance (Mic) : 1KOhm. – 1 x Tester. – Input level (Mic) : 10mV – 1V. – Aluminum Alloy Shell. Our professional team will answer every doubt for you. We will reply to you within 24 hours. – Power : 9V PP3 battery (= approx 50 hours).