How to change Retekess T130 transmitter and T131 receiver in the same channel

Tour guide system is more and more popular in the travel agency. For some places, there is a limited when you come to come it, you must have the tour guide system.Or can not let you in. So i introduce Retekess T130 T131, which is very popular among the whole world. You can check it, any question, you can contact us [e-mail]
www.retekess.com/product?s=T130

[@erniegutierrez2288]

I figured it out!!!! I watched another video it was only 22 seconds. While turned off, hold the right button down, then hold the middle button down and let the middle button go as soon as the light comes on. Since your still pressing down right button the channels will begin changing.

[@tamyc6623]

Thank you I really need it this tutorial ❤

[@frollanniolga9302]

Why retekess don't add some butons more for change channel sur transmiter?

[@conte1998]

Is there a way to mute the transceiver without turning it off?

[@frollanniolga9302]

it doesn't work!!!! When puch to button M......switch off transmitter