Both Headsets work but only one of two port charges. the pin of second charging port broke(marked on last photos) TV · EARS 5.0 Dual Digital Wireless Headset System For Watching, Includes 2 Headsets & RF Transmitter Compatible With Most TV Brands, Ideal For Seniors & With Hearing Difficulties Twice as powerful as other TV Ears Systems, Works on Any TV including Plasma and LCD Televisions, Digital connectivity with Dolby, SRS, and PCM compatibility, works with TV volume at any level, including muted, comes with TV Ears Slide tips on headset for added clarity and comfort, 120 decibels of power and 3 times more powerful than other headsets, changes 2 headsets at once, ultra light weight headset-2 oz. Transmitter Dimensions: 1.4 x 4.12 x 3.625 Inches