Amazon.com has an Acoustic Research AW771 900 MHz Wireless Stereo Headphones for $64.99 plus shipping.
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- RF noise reduction system minimizes outside interference n
- Swiveling, padded ear cups and adjustable headband; includes NiMH batteries n
- 900 MHz wireless stereo headphones with range of up to 300 feet n
- Transmits through walls, floors, and ceilings, inside or outside n
- 40 mm driver elements produce rich, satisfying sound with deep bass