The Alpine RUE-4202 wireless remote control allows easy operation for
compatible Alpine receivers. The RUE-4202 is perfect if you lose the one that
was included with your unit or you're in need of the "optional" remote! The
RUE-4202 controls all basic receiver functions, and runs on two "AAA" batteries
(not included). A convenient plastic mounting cradle and self-adhesive tape is
included. Dimensions: 1-11/16"W x 4-7/8"L x 15/16"D.