2017 DJI Phantom 3 - 4W 2.4GHz Signal Booster Kit Flying in a Wi-Fi congested area? Not getting full range? The Sunhans boosters will solve that problem. Best setup for boosting stock Control and FPV/ Video signal. The Official US Sunhans Distributor FREE upgrade to 1-3 day Expedited shipping. Free English setup support. *(2) boosters needed to increase both Lightbridge signals* Booster kit gives you a standard RP-SMA antenna connector, so you can swap out whatever antenna fits your flying style.