There are 2 basic types of Typhoon H and ST16:
The first Typhoon H has an ST16 with 2 external antennas, the UAV has 2 2.4GHz wire antennas taped horizontally to the sides of the UAV body.
The second improved Typhoon H has an ST16 with 3 external antennas, the UAV has 2 2.4GHz wire antennas...