Usage Tips:Description: brand and Feature: Made of high-quality ABS, which is wear-resisting and durable, giving you a comfortable hand feeling. replacement remote control, ready-to-use without setting. Easy and full access to all the buttons. No programming required, put batteries in and it can work well.(Battery Not Included) Remote Control only, other accessories demo in the picture is not included! Compatible model: For SO-NY AV System RM-AAU020 STR-KS2300 STR-DG520 RM-AAU019 STR-DG520B STR-DG710 STR-DG720 Specifications: Item Type: Remote Control Material: ABS Size: 210x48x23mm/8.2x1.8x0.9in Color: Black Quantity: 1 PC Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Remote Control