How to confirm different TV remote controls can be compatible with each other?

My TV remote control doesn’t work, if you don’t have the one I need,which model can take place of it?

I am a reseller,sometimes some models don’t have stock,so I need to know which models are Compatible with each other,

I am a reseller,as we know universal remote control is very cheap,but it has many models in market,

This TV IR Remote Control Decoder help you solve this problem!

Following step for you reference!!!

product details

1, this is infrared remote control detector with LCD, factory direct.

2. The decoding apparatus can detect television, dvd, set-top boxes, VCD, fans and so on.

3, the pro, please note!

This LCD-type detector air conditioning remote control can not be decoded, 4, liquid crystal type detector small and light to carry.

Infrared remote control that correspond program

Item specifics:

Support app: No

Channel: 1

Package: Yes

Use: TV SAT DVD DVB

Model number:KL-550IR

Wireless communication: IR

Frequency: IR