TOZO Antenna Signal Range Booster Parabolic Foldable for DJI Phantom 4 / Phantom 3 Professional / Advanced Inspire 1 / 2 controller Transmitter Signal for extended Extend [Silver] Compatible for DJI Phantom 4 / Phantom 3 Proffesional/Advanced/ Inspire 1/2 controller transmitter. (No compatible for Phantom 3 Standar/ Phantom 2). Hybrid Soft silicone cushion. Best grip the DJI transmitter antenna, avoid slip. Also protect the antenna from scratched. Parabolic reflector; Foldable, Slide on and off. No tools or modifications required. No bump or deformation on the reflecting panel! It Significantly Increase Your both remote control and Image connection performance for DJI Phantom 4 / Phantom 4 Pro/ Phantom 3 Proffesional, Advanced / Inspire 1 / 2, In an open area, The actual measurement distance greater than 2.8KM. Package included: Signal Booster x 1(DJI controller, mobile device holder and tablet are NOT included).