... ,AV3,AV4, and then connect the 12V DC power adapter--Switch on the power button, LED1,LED2,LED3,LED4 are on means ... , and connect the antennas, and then apply the power--Switch on the power button--Set RX1,RX2,RX3,RX4 to the same ... the strongest signal Package content:1x D58-4 diversity receiver4x 5.8G 2dbi antenna1x power plug4x Avout cable PackagingPackage includes:ReceiverPower in ...