This is an RS302CD Robot Servo, one of the smart digital servos
used in Futaba's RBT-1 humanoid robot.
FEATURES:
Comes with 3.9" (100mm) wire
Case is made of Black metal and plastic
Metal gears
INCLUDES:
One Digital Robot Servo w/small round horn
Information sheet
SPECS:
Speed: .16 sec/60° @ 7.4V
Torque: 5kgcm = 69oz-in
Weight: .74oz (21g)
Size: 1.41 x .77 x .98" (36.8 x 19.5 x 25mm)
Communication Protocol: RS485 Half-Duplex
Communication
Operation range: 300°
Baud rate: Max 460kbps
Sensors: Angle, Torque, Temperature