How do I pair my Nokta Makro 2.4GHz Wireless Headphones (Green) to the Impact & Racer Series? IMPACT: Software version R2_V1.16_V1.14 or later versions. You can download the latest software version from www.noktadetectors.com RACER 2: System box serial numbers bigger than 9402 GOLD RACER: System box serial numbers bigger than 6916 'IMPORTANT! An ''off'’ position has been added to the wireless connection channels of your detector (shown with ‘’oF’’ on the screen). When you are not using the wireless headphones, keeping the wireless connection of your detector off is recommended.

1. Make sure the PulseDive is off. *Important - For optimal performance, be sure that the headphones' blue LED and detector are on the same side. For Racer 2 & Gold Racer only: Insert the dongle in the socket located on the left side of the system box (not applicable for Racer 2 and Gold Racer versions with the wireless connection module built-in).
2. While pressing the white button on the headphones, switch the on-off button of the headphones to ''on'' position and do NOT let go of the white button until the beep indicating the battery status is heard.
3. Five (5) beeps for fully charged battery Four (4), three (3), two (2) beeps to indicate diminishing charge One (1) beep if the battery is low. When the battery is approaching full depletion, the headphones will start emitting continuous beeps at short intervals indicating an immediate need to charge the battery. IMPORTANT! Disconnection and unpairing may occur when the battery is low!
4. The blue LED on the other side will start blinking every 2 seconds.
5. Impact: Turn the detector on while pressing the EXPERT button and do NOT let go of the EXPERT button for approximately 5-6 seconds. Racer 2 and Gold Racer: Turn the detector on while pressing the plus (+) button and do NOT let go of the plus (+) button for approximately 5-6 seconds.
6. When the pairing is successful, the audio will be heard through the headphones and the blue LED will start to blink every second.
7. If the pairing is not successful or if you experience any distortion in the audio or interference from another detector, change the channel by pushing and holding the trigger switch forward on Racer 2 and Gold Racer while pressing the down button simultaneously and on the Impact, by pulling and holding the trigger switch while pressing the down button simultaneously. Each time you press the down button, channels will change between 00-09-oF.
8. Once the pairing is complete, the headphones and the detector will connect automatically at the next start-up.
9. To adjust the volume, use the on-off/volume knob on the detector. NOTE! If the connection is lost during pairing, turn off and restart the detector and the headphones and repeat the process. Charge the battery if it is low.