Shenzhen Kingsun Enterprises Co. DC-816 User manual

PACKAGE CONTENTS
Bluetooth Stereo Headphones
USB Charging Cable
Operation Manual
KEY FEATURES
Compatible with Bluetooth enable devices
Built-in rechargeable battery
Volume control & media shortcuts keys
SAFETY INSTRUCTIONS
Keep the unit away from heat sources, direct sunlight, humidity,
water and any other liquids.
Do not operate the unit of it has been exposed to water, moisture or
any other liquids to prevent against electric shock, explosion and/or
injury to yourself and damage to the unit.
Do not use the unit if it has been dropped or damaged in anyway.
Repairs to electrical equipment should only be performed by a
qualified electrician. Improper repairs may place the user at serious
risk.
Do not puncture or harm the exterior surface of the product in
anyway.
Keep the unit free from dust, lint, etc.

Do not use this unit for anything other than its intended use or
purpose. Doing so may damage the device.
This product is not a toy. Keep out of reach of children.
Do not use the headset at excessive levels as this may damage
hearing.
Do not expose batteries, battery pack, or batteries to installed to
excessive heat, such as direct sunlight, or open flame.
FEATURES/PARTS
A. Multifunction Button & Power Button
B. Volume Down/Rewind
C. Volume Up/Fast Forward
D. LED Indicator Light
E. Charge Port
CHARGING THE EARPHONES

The headphones come with a built-in rechargeable battery. Before
using it for the first time, we recommend you charge the battery
fully. Only use the supplied USB cable to charge the headphones.
Connect the USB cable to a computer USB port and the USB plug
to the charging jack of the headset. The red LED light will illuminate
while the earphones are charging.
A full charge of the battery takes around 3 hours. When the battery
is fully charged, the LED light will turn off. Disconnect the headset
at this point. The headset will then be ready for use.
When the battery is low, the LED will flash red three times and emit
a beeping sound. When this occurs, please recharge the headset.
TURING HEADSET ON /OFF
Power On: Press the MFB button 4s to turn on the unit, you can see
the red and blue LED flash alternative.
Power Off: Press and hold the Power on/off button for 5-6 seconds
until the red LED flashes once and the “off” tone sounds.
In order to save power, the headset will automatically turn off if not
paired with a device after 5 minutes.
PAIRING THE EARPHONES
1. Ensure the headphones are turned off. If they are not, please
turn off the earphones first before pairing.
2. Press and hold the Power on/off button for 5-7 seconds until the

red and blue LED flash alternatively. This will indicate your
earphones are now in pairing mode.
3. Place the headphones and the Bluetooth device to which you
would like to pair it within the operating distance. We
recommend keeping the two devices no further than 3 feet apart.
4. Ensure Bluetooth is enable on your phone or music device.
Refer to the manufacturer`s instructions for how to enable
Bluetooth on your device.
5. Once you have activated Bluetooth on your device, select the
headphones “BT-HDSET” from the list of available Bluetooth
devices. If prompted, enter the pin of “0000” followed by
“ connect”
6. Please note, pairing mode on the headphones will last for two
minutes. If no devices are paired after two minutes. If no devices
are paired after two minutes, the headphones will automatically
return to standby mode.
7. if pairing is unsuccessful, turn off the headphones first and repair
following the aforementioned steps. Once you have paired the
headphones with a device , the headphones will remember this
device and will pair automatically when the device`s Bluetooth is
activated and in range, you do not need to re-pair any previously
connected devices.

8. When paired successfully, the blue LED of the headphones will
flash twice quickly and then the blue LED will blink steadily to
indicated paired mode.
ANSWERING A CALL
Once the headphones are paired to your device, you can answer
calls directly from your headset. Please see below for a table of
how to control calls from your headset.
Function Status of headset Operation
Answer calling Ringing Short press MFB
Volume up Conversation mode Short press or long
press
“’key, when the
volume is
Adjusted to
maximum, the
headset will beep to
notify you.
Volume down Conversation mode Short press or long
press
“”key,when the
volume is
adjusted to

minimum, the
headset will beep to
notify you.
REJECT a CALLING Ringing Press and hold the
MFB 3 seconds. The
call will be sent to
voice mail
LISTENING TO MUSIC
Once the headphones are paired to your device, you can steam
music wirelessly to the headset. Select the track you wish to listen
to on your device to listen via headphones. Should you encounter
any problems while steaming, please refer to your device`s user
manual.
MANUAL KEY FUNCTIONS
Your headphones are equipped with a few shortcut keys. Please
note the following functions.
1. Increase Volume: Long press Vol+ Button
2. Decrease Volume: Long press Vol- Button
3. Play/Pause: Press the multifunction button
4. Previous Track: Press once the Vol- button
5. Next Track: Press once the Vol+ button
WEARING THE HEADSET

The headphones should be positioned behind your head with the
earbuds hooking over your ears and into your ears. Please see
below.
SPECFICATIONS
Bluetooth: V3.0+EDR
Frequency: 2.4-2.48GHz
Transmission Power: Class 2
Bluetooth Profiles: HSP, HFP, A2DP and AVRCP
Operating Distance: Up to 33ft (10m)
Play Time: Up to 4 hours
Talk Time: Up to 3.5 hours
Standby Time: Up to 96 hours
Battery: Li Polymer Battery
Battery capacity: 120mah
Charging input: DC5V 140mah
Charging Time: 3hours

This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions:
(1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
Any Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates uses
and can radiate radio frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or more of
the following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
-Consult the dealer or an experienced radio/TV technician for help.
RF warning for Mobile device: