Keywords: HT4189, AS9S, headphone, cellphone, smart phone
Headphone AS9S can be separately used with cell phone, please follow the step-by-step instruction below：
Step 1: Ensure the transmitter is off.
Step 2: Enter the headphones into PAIRING MODE - from its OFF state, press and hold the MFB for 5 seconds until the LED flashes RED and BLUE alternately, and you hear first “Welcome” and after that “Pairing” from the headphones.
Step 3: Turn on Bluetooth on your smart phone/tablet. Find & select “AS9S” to pair and connect.
The next time, you want to use your headphones in this way you will need to select “ Avantree AS9S” on your smart phone /tablet to reconnect.