This is the Futaba R162JE 2-Channel AM 27MHz Receiver with BEC.

FEATURES:
BEC (Battery Eliminator Circuitry) equipped to eliminate the need for a separate receiver battery
Small in size and lightweight for tight installations
One year limited warranty

INCLUDES:
Futaba R162JE 2-Channel AM 27MHz Receiver with BEC

REQUIRES:
27MHz AM Crystal, FUTL46**

SPECS:
Dimensions: 1.13 x 1.69 x 0.60" (28.6 x 42.9 x 15.3mm)
Weight: 0.49oz (14g)