Headphone Headband Twisting Life Tester RS-6911A
Product use: This machine is suitable for the twist life test of headphones. The twist test method is: after the headphones are fixed by the front and rear clamps, they are stretched in opposite directions to a certain distance at the same time, and then stretched in opposite directions at the same time to the starting position. The test stroke can be set. After N tests, the headphones are removed to test the headband performance.