Keywords: HT4189, 4189, clear paired history, reset
If you are experiencing unexpected issues such as short work range, audio cutting in and out, not pairing, etc. you may need to clear the paired history of the HT4189 headphones and transmitter.
Clear the paired history of the transmitter:
After power on, press and hold BOTH A and B together for 7 seconds, both will be on BLUE for 2 seconds, then A enter reconnecting mode automatically, close to A flashes BLUE.
Long hold A and B on the transmitter. till both turn solid pink. Then unplug the USB cable. (do not just turn off the transmitter,need to unplug the cord) Ten seconds later, plug the cable back into the transmitter and turn the transmitter on. press A to get it into pairing mode.
Clear the paired history of the headphones:
After turning on, press and hold both “+” and “-” for 10 seconds until the RED and BLUE LEDs are BOTH on for 2 seconds (looks PINK) - now all the paired history of the headphones is cleared. It then enters pairing mode automatically with the LED flashing alternately RED and BLUE.