Sony REMOTE CONTROL RMT-B100A Part Number THE SONY 1-479-848-11 REMOTE CONTROL ALLOWS EASY OPERATION FOR YOUR COMPATIBLE SONY MODEL. THE SONY 1-479-848-11 IS PERFECT IF YOU LOSE THE ONE THAT WAS INCLUDED WITH YOUR UNIT OR IF YOU'RE IN NEED OF AN ADDITIONAL REMOTE. THE 147984811 CONTROLS ALL BASIC FUNCTIONS OF THE UNIT. BATTERIES SOLD Works with the following models: Sony BDPS1, Sony BDP-S300