TIMBOOTECH HDMI Wireless Transmitter 165FT Blue - 1 Receiver Can be Paired with 8 Transmitters - Switch by One Click - Also Compatible with Other Brands Wireless HDMI Receiver
Step 1: Long press the receiver's middle button, till the screen shows "release the button"
Step 2: Long press the transmitter's middle button, till the screen shows "Pairing"
Step 3: Wait 5s, the screen will show "Paired is OK", then it will auto mirror.
One receiver can be paired with up to 8 transmitters. The connection way is the same. Every new TX needs to be paired with the receiver before using.
Switch the display screen by one click the first TX's middle button, then it will be back to the blue interface. One click the second TX's middle button. It will display the second TX's content.