Quick Start Guide
HC 2000BNC
Wireless Active Noise-Canceling Headphones with
Bluetooth* Connectivity
Controls
(2)
(3)
(4)
(1) ANC ON/OFF button switches the ANC (Active Noise
Cancellation) circuit on and o.
(2) FORWARD/VOLUME button can be used to increase
volume (short press), skip to the next song (long
press), or begin/end a phone call on a Bluetoothconnected mobile phone.
(3) POWER/PLAY/PAUSE button switches the
headphones on and o (long press) and begins and
pauses audio playback (short press). Secondary call
functions include Answer Call (press) and End Call/
Reject Call (long press).
(4) BACK/VOLUME button can be used to decrease
volume (short press) or skip to the previous song
(long press).
(5) MICROPHONE can be used for talkback during
phone calls.
(6) AUX IN stereo jack can be used to listen to audio from
external devices as normal wired headphones using
audio cables with 3.5 mm stereo connectors.
(7) INDICATOR LED shows the charging status
(red = charging; blue = fully charged) as well as the
Bluetooth status (blinking blue and red = in pairing
mode; blue = connected; blinking blue = audio
playback underway).
(8) MICRO USB jack is for charging rechargeable
batteries.
Getting started
Turning the unit on/o
Power Supply
The unit is powered by a built-in, lithium-polymer rechargeable
batter y. Charge the built-in battery for at least four hours before
using the device for the rst time.
To charge the internal b attery, follow these steps:
1. Connect the smaller end of the supplied USB cable to the
MICRO USB jack.
2. Conne ct the other end to a powered USB jack on your computer
or an AC power supply (not inc luded).
3. The INDICATOR LED indicator will change color to red
during charging.
4. When fully charged, the INDICATOR LED indicator will
turn blue.
Low Battery Warning
When the bat tery voltage drops below 3.0 V, there will be a
warning beep every 60 seconds.
The headphones will automatically switch o when the battery
voltage drops lower then 2.9 V.
⚠ Warnings:
• Do not throw batteries in re!
• While using the built-in battery, the environmental temperature
should be 5° C (41° F) to 35° C (95° F).
• To get the longest service life for the built-in battery, charge at
room temperature.
• Attention should be drawn the environmental aspects of
battery disposal.
• Battery shall not be exposed to excessive heat such as sunshine,
re or the like.
• The unit will turn o automatically when the battery is too low
to work.
• In order to prolong the battery service life, please charge every
6 months.
• Immediately charge the battery if the headphones are left
unused for a lengthy period.
• The battery is original to the headphones. Please do not attempt
to change the battery by yourself.
1. Long press the POWER/PLAY/PAUSE button to turn ON the unit.
The INDICATOR LED indicator will light on.
2. Long press the POWER/PL AY/PAUSE button again turn OFF the
unit. The INDIC ATOR LED indicator will turn o.
Adjusting volume
Short pre ss the FORWARD/VOLUME and BACK/VOLUME but tons
to increase or reduce the headphone volume. When the volume
reaches maximum, there is a warning tone.
Adjusting t
1. Adjust the headband and arm of the headphones,
exposing 2 – 3 cm.
2. Place the headphones over your ears and head with the
headband in the middle.
3. T ight the headband and arm until the ear cups cover your ears
and the headphones t comfortably on your head.
ANC (Active Noise Cancellation)
The ANC (Active Noise Cancellation) function is available in both
wired and wireless conditions. The ANC circuit must be switched
on/o manually.
To switch on the ANC circuit, press and hold the ANC button for 1
second. The INDICATOR LED will light green.
To switch o the ANC circuit, press and hold the ANC button. The
green LED light will shut o.
Bluetooth pairing
1. To switch on Bluetooth, press and hold the POWER/PLAY/
PAUSE button for about 3 s econds. The INDICATOR LED
indicator will blink blue and red alternately to indicate the unit
is in pairing mode.
2. On the Bluetooth device, enable Bluetooth and select
“HC 2000BNC” f rom the Device List. (Refer to the user manual
of your Bluetooth device for detailed operations.)