Features: The RC973R remote control is for multiple receivers and not require programming for use. Simply install two 1.5V 3A batteries for effortless operating, making it ideal for home entertainment enthusiasts seeking a quick replacement for outdated remotes. Battery installation takes mere seconds with not need tools or complex setups. Constructed from highly quality plastic to ensuring the remote's long-lasting durability. Seamless control experience: specifically engineered for DRX series, delivering precise transmission and rapid response times. Specifications: Component: plastic Dimensions: 18x5cm Attribute: black For Receiver models DRX-3.4, DRX-2.3, DRX-3.3, DRX-4.3, DRX-5.3 Usage scenario: Home auditory and video receiver control Practicality: not require programming Battery ：Not included （need 2pcs 1.5V 3A） Package Includes: 1PC Remote control RC973R note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution