
BlueParrott
C400-XT
User Manual

TABLE OF CONTENTS
Safety Information............................................................................. 3
Package Contents ............................................................................. 3
Glossary of Terms ............................................................................. 4
Headset Overview ............................................................................. 5
Charging the Headset ......................................................................... 6
• Battery Power Indicators
• Operation While Using the Charger/Adapter
How to Wear ................................................................................. 8
• Changing Wearing Styles
• Headset Positioning
Getting Started ............................................................................... 9
• On/Off/Standby
• Pairing with a Phone
– NFC Pairing
– Regular Pairing
• Wearing and Adjusting the C400-XT
• Making/Taking Calls
Voice Commands .............................................................................12
Parrott Button ............................................................................... 13
Advanced Features and Functions.............................................................. 14
• Multiple Device Pairing and Multipoint Mode
• Proximity Pairing
• Additional Features and Functions
– Last Number Redial
– Call Waiting/Rejecting a Call
– Rejecting a Call
– Phone Voice Control
– Muting
– Transferring Audio
– Turn Headset Indicator Lights On/Off
• Reset Headset Paired Devices List
• Reset Parrott Button Defaults
Functions & Indicators Table...................................................................17
BlueParrott C400-XT User Manual
PAGE 2

SAFETY INFORMATION
IMPORTANT SAFETY NOTE:
hearing. To avoid injury, set the volume to the lowest comfortable level. If you experience
ringing in your ears, or voices sound muffled, stop using the headset. Avoid turning up the
volume to block noisy surroundings. It’s possible for your ears to adapt to volume that
is too high, and this could result in permanent hearing damage without any noticeable
discomfort.
• Check with local and state laws regarding cell phone/headset usage while operating a
motor vehicle.
• Do not immerse any part of this product in water.
• Plastic bags and small parts may cause choking if ingested. Keep them away from small
children and pets.
• Use only the power cords included with this product.
• Avoid temperatures exceeding 140° F (will cause equipment failure).
Prolonged exposure to high volume levels can damage your
PACKAGE CONTENTS
A. C400-XT Headset
F. Spare Microphone Windscreen
B. Over-The-Head Wearing Style
C. Behind-the-Neck Wearing Styles
(Left & Right)
D. Leatherette Ear Cushion*
E. Spare Foam Ear Cushion
A
G
F
G. USB Charging Cable
H. Auto Adapter
I. Quick-Start Guide*
J. Warranty and Compliance Insert*
*Not pictured.
C
H
B
E
BlueParrott C400-XT User Manual
Images are not shown to scale.
PAGE 3

GLOSSARY OF TERMS
On: Headset is on, but there is no connection to the phone (red light will flash).
MFB: Abbreviation for “Multifunction Button.”
Multipoint Mode: Multipoint Mode allows you to connect and switch between two
Bluetooth devices.
Paired: Two Bluetooth devices agree to communicate with one another.
Standby Mode: Headset is on, Bluetooth link is active, and the user is not on a call (blue
light will flash).
Talk Mode: Headset is in use with the cell phone while the cell phone is on an active call
(blue light will flash).
A2DP: Advanced Audio Distribution Profile is a Bluetooth protocol for streaming audio
other than call audio, e.g. music or GPS directions.
BlueParrott C400-XT User Manual
PAGE 4

HEADSET OVERVIEW
A. Flexible Microphone Boom
B. Volume Down
C. Volume Up/Mute
D. Multifunction Button (MFB)
E. Indicator Lights
F. Parrott Button
A
F
E
D
C
B
BlueParrott C400-XT User Manual
PAGE 5

CHARGING THE HEADSET
Connect the USB charging cable
into the headset’s USB charging
port. If the headset is not fully
charged, the indicator will turn red.
When the indicator turns blue and
stays
blue, the unit is fully charged.
A fully discharged battery will need
approximately 3.5 hours to achieve
a complete charge.
Battery Power Indicators
While charging, the MFB’s indicator
light shows the level of battery
power on your C400-XT as follows:
Headset
Charging Port
1
2
Auto (DC) Charger
Indicator Lights
Blue light: Fully charged. Over 24
hours’ talk time.
Red light: Less than a full charge.
For best performance, keep charging
headset when not in use.
BlueParrott C400-XT User Manual
PAGE 6