Siglo QAV 250 Frame only

The package complete with the motors, esc, CC3D flight controller plus the distribution board is much more economical than to select them separately. All that would be needed is the lipo battery (800/1300mah/1800mah, 3-cells lipo), lipo battery charger and RC system including the remote controller and receiver.

Futaba systems is the S.Bus system which works seamlessly with most flight controllers. A good recommendation would be the Futaba 6K and if you are looking for a system with provision of more functionality such as gimbal control, you may consider the Futaba 8J or 14SG.