Hello, about your device Sony Bravia XBR55x850c, it actually uses infrared control, and there are also relevant infrared control data in our database. If you want to try bluetooth control, you need to click "Add device screenshot", click the Bluetooth icon and select "other" in the list to add. Try to see if you can control your device normally. If you have any questions, please contact our after-sale email: sofabaton@outlook.com. We can send you the relevant operation steps

Hi ,About your devices, we have added for you. 1) Search Brand：VirginMedia Model : 360d Step 1: Remove & Add it again, Enter your Brand Step 2: Click"Popular models" Step 3: You can find more buttons by using "Reassign the Key" Function. Kindly noted: * Please do not cover the place where the signal is emitted (IR device) * Keep line-of-sight (IR Devices) I took a video for you, hope it can help you better know U1. https://www.youtube.com/watch?v=RejTF7HWWYE Warmest and Best Wishes; Freya

Thank you for choosing our brand. U1 products currently on sale have the same function and appearance, just the factory batches are different. All products provide one-year after-sales service, please rest assured to buy

Hi， About your devices, we have added for you. 1) Search Brand：Samsung Model：HW-Q950T Step 1: Remove & Add it again, Enter your Brand Step 2: Click"Popular models" Step 3: You can find more buttons by using "Reassign the Key" Function. Kindly noted: * Please do not cover the place where the signal is emitted (IR device) * Keep line-of-sight (IR Devices) Warmest and Best Wishes; Freya

Hello, you can contact our after-sale email: sofabaton@outlook.com, and we can send you the relevant procedure diagram of Bluetooth connection. Wish you a nice day

Such control mode depends on whether your Sony device supports Bluetooth and infrared control. If possible, it is partial Bluetooth control and volume infrared control. Maybe you can provide your Specific Sony model, and our technicians can query whether it supports Bluetooth or infrared control

Hi， We've actually added Home and Back buttons to your device, and you can use them using button assignments I took a video for you, hope it can help you better know how to Reassign Function https://youtu.be/HTKHJ2psmJ0 If you have any questions, please contact our after-sales email: sofabaton@outlook.com or call our after-sales hotline service at 1-971-302-6642

We are very sorry that U1 does not have the effect of button backlight at present. Your suggestion will be fed back to our demand department and added in the next generation product X1I hope you can understand that U1 may not perfect. We need to put more effects on some functions, such as reassign 、add Bluetooth devices. In order to achieve a balance between quality and function. U1 supports infrared & Bluetooth devices ( Add up to 15 devices ). U1 Pro will release in the next few months. U1 Pro will support PS3、PS4、PS5、IR Signal Boost、point anywhere remote、both connect 2 Bluetooth at once we will release U1 PRO or U2 or X1 universal remote at the end of this year https://www.youtube.com/watch?v=qwdU5G7r_tw

I'm very sorry for the inconvenience caused to you, because the Bluetooth chip has a problem, which leads to the failure of pairing to connect to the mobile phone. Please contact our after-sales email sofabaton@outlook.com, and we will replace you with a new U1, thank you

We are very sorry that we have not found the relevant device data about your monitor. We suggest that you use Bluetooth or infrared to study，Please contact our after-sale email sofabaton@outlook.com and we will send you the specific operation steps. We are very sorry for the inconvenience caused to you