Chauvet D-Fi Plus (Chauvet DFi +)

Lightweight and self contained, the D-Fi™ Plus transmits and receives up to 512 DMX channels from up to 393 feet and control up to nine universes or 4,608 DMX channels with multiple units and 27 user-selectable UHF frequencies.

Transmit/receive up to 512 DMX channels wirelessly
Control up to 9 universes or 4,608 DMX channels (requires multiple units)
Use with any universal DMX-512 controller
27 user-selectable UHF frequencies (902MHz – 928MHz)
Functions as transmitter or receiver
Self-contained unit with no setup required
Requires two units for operation per universe

Unobstructed distance: 393ft (120m)
FCC compliant
Power: DC 9V 500mA 115V/60Hz or 230V/50Hz
Weight: 0.8lbs (0.4kg)
Size: 6.1in x 3.1in x 1.3in
155mm x 78mm x 32mm

More Info Go Here: http://www.chauvetlighting.com/d-fi-plus.html