R7108SB 8-Channel FASSTest Receiver from Futaba - FUT01102314-1
Features:

Bi-directional communication with a FASSTest Futaba transmitter using the S.BUS2 port
Standard PWM output ports and S.BUS output ports
Can be switched between FASSTest and FASST

Includes:

Futaba R7108SB 8-Channel FASSTest 2.4GHz Receiver with Dual Diversity (two) Antennas
Instruction manual