Replacement for Sony RMF-TX520U remote designed for all Sony TVs with voice commands (2019-2023), including the SONY BRAVIA XBR/XR/KD series: KD-43X80J KD-43X85J KD-50X80J KD-55X80CJ KD-65X79J KD75X81J KD85X91J XR-50X90J XR-50X94J XR-55A80J XR-55A84J XR-55A90J and more. Note: TVs released before 2018 are not supported. This remote cannot control a TV box. Perfect replacement: The RMF-TX520U remote is the ideal replacement for the Sony TV remote. It responds to the TV in 0.2 seconds and works up to 15 meters. All functions are identical to the original remote. Great as a second remote. Four big function hotkeys: Netflix, Disney+, PrimeVideo, and YouTube buttons provide quick access to your favorite apps. You can also use the voice function to find programs, play music, ask the weather, etc. Easy and fast pairing: Just long-press the VOL(-) button and Google Assistant button for 2 seconds to pair with your Sony smart TV. No other operation is required. If you encounter any difficulties during pairing, please contact us and we will solve it within 12 hours. Use scenarios: replace a lost or damaged RMF-TX520U; serve as a spare remote for the living room or bedroom with fast app access; use in a family room setup for quick streaming and voice queries.