The Headset Reference Design kit contains the following hardware:• Headset (x2)• Batteries (x4)• Antenna (x2)• USB dongle (x1)• ISP cable (x1) (not shown in picture)• Headset application board (x1)• Audio application board (x1)Using the headset with the USB dongleFollow the intructions below to set up the headset application board:1. Remove the headset application board (marked “Headset”) from the box.2. Screw one of the supplied antennas into the antenna port (marked CJ1) on the headset applicationboard.3. Unpack two batteries and place them in the battery holders on the headset application boardensuring correct polarity.4. Insert the headset’s microphone cable into the AUDIO IN interface.5. Insert the headset’s audio cable into the AUDIO OUT interface.6. Make sure switch 6 (SW6) is set to BAT if you are using the batteries provided.