ALIENTECH DUO II 2.4G/5.8G Signal Booster Antenna Range Extender Accessories for DJI Smart Controller / Matrice 300 RTK Drone - AliExpress
DJI Matrice 300 or 350 RTK
Matrice 300 RTK Complete Tether System | TI Store
DJI Matrice 300 RTK Combo with Shield Basic Commercial-grade quadcopter with smart controller, batteries, charger, carrying case and protection plan at Crutchfield