TOA Impedance Meter ZM-104A Impedance Meter

You can easily check the impedance of speaker lines by operating it like a resistance tester (circuit tester). Power supply AA battery R6 x 4 (DC 1.5 V x 4) Dimensions: 120 (W) x 220 (H) x 63 (D) mm (storage case), 110 (W) x 180 (H) x 58 (D) mm (main unit only) Weight: 700 g (including storage case, excluding batteries) Accessories: Tester lead... set