happybuySE RMF-TX300U Voice Remote Control Replacement: Compatible with Sony Smart 4K TV
Available Options

Ever lost your remote in the couch cushions (again)? This Voice Remote Control Replacement is your ticket to stress-free TV time, tailor-made for Sony Smart 4K TVs. It's not just a stand-in; it's a step up, thanks to voice control functionality that lets you shout commands like a futuristic TV wizard—search, volume, menus, you name it. Setting it up? A breeze. Seriously, you'll be binge-watching before you know it. Whether your original remote took a dive or just vanished into thin air, this replacement's got your back, packing all the punch of the original without the drama.
- Voice control functionality
- Easy setup and use
- Replacement for original remote
- Compatible with Sony Smart 4K TV
General specs
- Brand: happybuySE
- Model: RMF-TX300U
- Seller: Joom
- Compatibility: Sony Smart 4K TV
- Functionality: Voice control, Navigation, Volume control
- Setup: Easy
- First listed by seller: 7/19/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Comparison with similar products
This item | Recommendations | |||||
---|---|---|---|---|---|---|
![]() happybuySE RMF-TX300U Compatible with Sony Smart 4K TV
|
![]() Skyfree RMF-TX300U Voice control
|
![]() happybuySE RMF-TX800U Voice control functionality
|
![]() Axzhk RMF-TX310P Compatible with Sony Smart TV
|
![]() Topfactory RMF-TX300U Voice control functionality
|
![]() Tautoparts RMF-TX300U Voice control
|
|
Brand | happybuySE | Skyfree | happybuySE | Axzhk | Topfactory | Tautoparts |
Model | RMF-TX300U | RMF-TX300U | RMF-TX800U | RMF-TX310P | RMF-TX300U | RMF-TX300U |
Color | ||||||
Rating |
|
|
|
|
|
|
Price | $19.45 | $18.02 | $15.87 | $25.90 | $18.45 | $19.45 |
Seller | Joom | Joom | Joom | Joom | Joom | Joom |
Update | August 28, 2025 | August 28, 2025 | August 28, 2025 | August 13, 2025 | August 28, 2025 | August 28, 2025 |
Compatibility | Sony Smart 4K TV | Sony 4K smart TVs | Sony BRAVIA XR-series, KD-series | Sony Smart TV KD-65A8G, Sony Smart TV KD-75X8000G, Sony Smart TV KDL-43W800F, Sony Smart TV KD-49X9000F | Sony Smart 4K TV | Sony 4K Smart TVs |
Karthik G.
Mumbai
July 29, 2025
As an analyst with multiple degrees, I always look for reliability and functionality in my gadgets. I bought this replacement after my old remote vanished into the couch cushions—a common headache in our household. The packaging was intact when it arrived, which is a good start. Using it has been mostly great; the voice control lets me search for shows or adjust the volume without lifting a finger, which is perfect for my love of music and concerts, as I can quickly pull up performances. It seemed to me that the integration with my TV is smooth, and I was binge-watching in no time. However, it's not flawless—sometimes it misses commands if there's background noise, and while it's a solid product, it doesn't feel QUITE as premium as the original. Overall, it's a fantastic solution that saves me stress, and I'd recommend it with a few caveats. :)
- Pros: The voice command feature is incredibly convenient, allowing me to control everything with just my voice, which feels like magic. Setup was a breeze, and it works seamlessly with my TV, making it a top-notch replacement that even improves on the original in some ways.
- Cons: Occasionally, it doesn't pick up my voice commands perfectly, especially in a noisy room, which can be a bit frustrating. The build quality seems good but not as sturdy as I'd hoped, and it lacks some of the finer details that a perfectionist like me notices.