This is the Futaba R153F 75MHz 3-Channel FM Micro Receiver.
FEATURES: Ideal for 1/18 scale and larger cars, trucks and boats Small size Light weight One year limited warranty
INCLUDES: Futaba 75MHz 3-Channel FM Micro Receiver
REQUIRES: Futaba FM receiver crystal FUTL64**
SPECS: Length: 1.5" (37.7mm) Width: 1.0" (25.6mm) Height: 0.6" (14.3mm) Weight: 0.50oz (14.1g)