http://www.soundcastsystems.com/products/subcast

SubCast
$169.99
Availability: In Stock
Bass without Boundaries
An exciting alternative to WIRES! SubCasts allows you to make any subwoofer wireless. No programming, no assigning IP addresses, just plug Sub "out" into SubCast transmitter and power it up, then plug Receiver module into Subwoofer inputs and power it up, and Yee Ha, subwoofers can now be placed anywhere in the room. SubCast has a latency adjustment that will put latency at 15Ms.
Features & Specs
- Wireless subwoofer receiver
- Internal antennas to broadcast the LFE signal from a home theater receiver or
- Allows for subwoofer placement anywhere in the listening area
- All cables and connectors needed are included
- Product Dimensions (both Transmitter and Receiver): Height - 6" (15.5 cm) - Width - 1 1/8th" (4 cm) Depth - 5/8" (2.5 cm)
- Shipping Weight: 1.8 lbs - (.82 kg)