About Sennheiser SET840 -TV RF Stereo TV Assistive Listening Headphones System:
SENNHEISER PXC250-II Noise-Canceling Collapsible Headphones with Volume Control
Features Sennheiser SET840 -TV RF Stereo TV Assistive Listening Headphones System:
- Neodymium magnets & Duofol? diaphragms for audiophile-grade sound reproduction
- Integrated volume control for enhanced usability & convenience
- Collapsible design with metal-reinforced headband ensures portability & durability
- Operates for about 50 hours with 1 AAA battery
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