This is the Futaba 2.4GHz (18ch/12ch mode) R7018SB 2.4GHz FASSTest
Bidirectional Communication Receiver.
FEATURES: Full range up to 18-channels PWM or SBus/SBus-2 set up
For all types and sizes of aircraft models including airplanes,
gliders, and multi-rotor aircraft that are gasoline, electric or
glow powered
Dual antenna diversity
SBus/SBus-2 compatible ports
Battery failsafe
INCLUDES: R7018SB Receiver
On/Off Switch Harness
Two Female Ultra T-Plugs
Heat Shrink Tubing
Screwdriver
SPECS: Power Requirements: 6.0V to 7.4V (Voltage Range: 4.8 to 8.4V)
Extra Voltage Port: 0~70V DC
Resolution: 2,048steps
Size: 2.15x1.59x0.64in (54.6x40.4x16.3mm)
Weight: 1.48oz (42g)
Speed (Frame Rate): 6.3ms / 15ms FASSTest (12ch/18ch)
7ms / 14ms FASST (High Speed/Normal)