MICRO 3 X 4 Digital Satellite MultiSwitch & Combiner
A multiswitch small enough to fit in the palm of your hand but BIG enough to power up to 4 satellite receivers. Ultra-compact size makes working within an enclosure a snap! Powered by satellite receivers. No external power source needed. Compatible with all 18-inch round satellite dish antennas with dual lnb's.  DIRECTV™ approved.