Shenzhen MeiDong Acoustics Co. LTD BT8 User Manual

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BT8 ANC Bluetooth Headphone
User Manual
ANC  On/Off
Product description
Package Contents
Features
BT8 headphone / 1     
Thank you card / 1 
Manual / 1 
USB cable  / 1
AUX cable / 1
Parameter
Bluetooth Connection
Function/Operation Instruction
Battery Precaution
Volume -
AUX
USB
Indicator light
Volume +
BT On/Off/ Play / Pause
Wireless connections:
Sensitivity:
Unit diameter:
Frequency response:
Product Impedance:
Distortion:
battery capacity:
Standby time:
A N C:
Transmission distance:
Bluetooth 4.1 class2
110dB
40mm
20Hz-20kHz
16 Ohm
<1%  at 1000Hz
420mAh
ANC on:15hrs , ANC off:22hrs , AUX connect:35hrs
15dB 200Hz
 >10Meter
AUX/USB Connection
USB Cable
USB Connection
AUX Cable
Audio Connection
Bluetooth connection
1. Long press the button “BT” for 2 seconds to enter bluetooth mode. 
2. Please turn on your bluetooth on your device and search “BT8 ANC” 
to connect to the headphone. You can hear the beep if connected 
successfully.
Line-in Connection
1.Insert the audio line into your device, you can enjoy music now.
   No matter you turn on/off the  BT or ANC on the headphones.
2. ANC can work for Line-in mode. 
ANC function
1. After bluetooth connection is finished, turn on/off the ANC by pushing 
ANC button. The headphone is in ANC mode. 
2. You can feel ANC effect when playing music. 
This headphone adopts unique ergonomic design to optimize mechanical 
pressure  and  to  provide  long-term  wearing  comfort. Advanced  active 
noise cancelling technology has provided high-fidelity sound quality with 
outstanding  bass  response  and  clean  clear  highs.  It  gives  you  a 
enjoyable  and  outstanding  sound  quality  for  your  general  listening 
pleasure in different places .
The device can be powered by a build-in rechargeable lithium battery. 
Please charge the battery for at least 2 hours before your use it for the first time. 
● 
The battery can only be charged under the supervision of adults.
● 
The battery can only be charged by the supplied cable. Improper charging may 
damage the battery or the device. 
● 
Please do not attempt to open the rechargeable battery or battery pack. There 
are no serviceable parts inside. 
● 
Keep the battery out of reach from children. If swallowed, please consult 
physician immediately. 
● 
Do not dispose the battery in a fire as it may cause explosion.
● 
Battery may explode if damaged. Please dispose it according to local regulation.  
Button
Operation
State/Mode
Function /Change state
LED light 
+
Long Press
Phone Call
Volume +
N/A
+
Short Press
Phone Call
Volume +
N/A
_
Long Press
Phone Call
Volume -
N/A
_
Short Press
Phone Call 
Volume -
N/A
Bluetooth ON
Bluetooth  OFF/Enter
line-in mode
Red light is ON for 1 second
Power on/ Connecting 
Matching Mode
Blue/Red light flash alternately
Synchronous cell phone
volume adjusting
BT is off automatically when charging
Synchronous cell phone
battery display
Headphone is off automatically
Low Power Alarm Voltage;: 3.8 V
Automatic Shutdown Voltage;: 3V
Insert the 3.5mm audio
cable into the headphone
NAME: BT8 ANC
Enter Matching Mode
Power on
Automatically connects to the
paired devices
Matching for five minutes
/ Not connected
Product care 
This device is designed to be light, compact and durable. As an electronic 
device it must be treated carefully. Putting unnecessary pressure on it or 
striking the device against other objects may cause damage. To avoid 
damage to your device, please
Do not drop, crush, bend or apply excessive force to the device.
Do not expose your device to moisture, extreme or prolonged heat, cold, 
humidity, or other adverse conditions. Avoid storing it in damp, humid or 
wet places, as it is not waterproof.
Clean the unit with a soft cloth or damp chamois leather. Never use 
solvents. 
The Unit can only be opened by qualified personnel.
This device contains magnets. Keep magnetic field sensitive products such 
as credit cards and video screen away from this device to avoid damage or 
malfunction.
Button
Operation
State/Mode
Function /Change state
LED light 
Charging
Power off 
Charging
Red 
Full charge
Power off 
Full charge
Blue
Low battery
BT mode
Low Power Alarm
Red light flashes every 60 seconds
Low battery "beep"
Up
ANC On
Green
Down
ANC Off
Green light OFF
BT button Long Press 2 seconds
Power off 
Power on/ BT matching mode
 Blue/Red light flashes alternately
BT button Long Press 2 seconds
Power off /No paired device Power on/ BT not connected
 Blue/Red light flashes alternately
BT button Long Press 2 seconds
Power off/Save the
connected device
Power on/ BT connected
Blue light flashes every 5 seconds
BT button Long Press 5 seconds
Power on
Power off
Red light is on for 1 second 
BT button Short Press
Listening to music
Play
N/A
BT button Short Press
Listening to music
Pause
N/A
+
Short Press
Listening to music
Volume +
N/A
+
Long Press
Listening to music
Next song
N/A
_
Short Press
Listening to music
Volume -
N/A
_
Long Press
Listening to music
Pervious song
N/A
BT button CLICK
The phone rings
Answer the phone call
N/A
BT button Double-click
The phone rings
Refuse the phone call
N/A
BT button CLICK
On the phone
Hang up
N/A
BT button Double-click
On the phone
Switch between phone speaker and
 headphone
N/A
BT button Long Press for 1 second On the phone
Call Hold
N/A
BT button Long Press for 1 second On the phone
Cancel Call Hold
N/A
ANC button
100mm
135mm