Alpine TDA-7551E Owner's Manual page 55

English
Specifications
REMOTE CONTROL (TDA-7553E only)
Battery Type ................................................................................................ "AAA" sized dry battery
Battery Quantity .............................................................................................................................. 2
Dimensions (W H D) ................................. 56 mm (2–1/4") 14 mm (9/16") 105 mm (4–1/8")
Weight (without battery) ................................................................................................ 50 g (1.8 oz)
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