DescriptionExcellent tool for audio system test. Perfect for bly troubleshooting or testing car audio syst. You can use this phase meter to test car audio syst speakers, like subwoofer, door speaker and small and more.Features-Color: Black.-Material: ABS, electronics.-Size: About 11.00X7.00X2.50cm/4.32X2.75X0.98in.- Excellent for safely testing and troubleshooting audio syst, convenient for daily use.- Can test all speakers in car, such as door speaker, subwoofer, small , and more.- The low battery indicator lights up to indicate that the battery is low and is effectively used to test the polarity of the speakers.- Unique design, perfect repment for old or damaged, extending service life and reducing maintenance costs.- Designed and manufactured according to the standard, easy to use, economical and practical.How to use:Play section 1 or 2, can chethe left/right connection is right or not.Play section 3 or 4, the sound speaker will produce a fixed frequency signal.Packing list
1 x Speaker Test Phase Meter1 x CD








