Step 3: Pairing the Universal Transmitter with the Headphones Pairing is the procedure that establishes a wireless link between two Bluetooth devices. To pair your music player with the Headphones: a Make sure the Headphones are within a few meters of your iPod or MP3 player. b Set your music player volume at a high level, about ¾ of maximum. (Later on you can control the volume with the Headphone controls.) c Plug the Universal Transmitter into the music player's stereo headphone jack. d Switch on the Headphones, turn on your music player, and turn on the Transmitter and press and hold its Connect button for 5 seconds. Stereo plug Pairing LEDs Connect button The Transmitter will automatically pair with the Headphones. During the pairing process the Transmitter's Pairing LEDs flash red and blue. The Headphones' Pairing LED also flashes red and blue. 6