The Sony RMT-V501B DVD/VHS VCR+ Replacement Remote Control is a wireless unit specifically designed for Sony devices, such as the SLV-D500 and SLV-D500P models. This gray remote features a wireless range of 5-10 meters and comes with a pointer function for easy navigation. It does not include batteries but is California Prop 65 safe for use. This Sony remote is a reliable and efficient choice for controlling your DVD/VHS player with ease.