The RC66RX Replaces The RC-16, RC-23, RC-32, RC-64, RC-65, RC-66, RC66X, RC64R, RC65R and RC65RX Remote operates on IR and RF Frequencies RF capable universal remote, for control from anywhere in the house when used with RF compatible receiver Controls up to 4 components, including a DTV receiver Code library for popular video and stereo components Memory protection to secure against re-programming during battery replacement Receiver Compatibility Directv D10, D11, D12, R15, R16, R22 (IR Only) This Remote can be programmed to operate 3 additional devices such as TV, DVD, CD and Audio with the latest codes for all supported devices.