Sky Wing Communication Electronics Co.,Ltd BH-M91 User manual

User Manual
Bluetooth Headset
BH-M91

Catalog
1. Product overview---------------------------------------------------------------------- 1
2. Primarily operation---------------------------------------------------------------------- 2
3. Bluetooth pairing---------------------------------------------------------------------- 3
3.1 Pairing to 2 devices---------------------------------------------------------------------- 4
4 . C ha r gi ng ---------------------------------------------------------------------- 5
5. LED indicator Light---------------------------------------------------------------------- 6
6. Specifications---------------------------------------------------------------------- 7
7. Notes and Questions---------------------------------------------------------------------- 8

1.Product overview
Packing list：
A. BH-M91 Bluetooth headset 1 pcs
B. Car charger 1 pcs
C. Micro USB charging cable 1 pcs
D. Bag 1 pcs
E. Manual 1 pcs

2.Primarily operation
Button
Function
Primarily operation
Multi-Function Button
(MFB)
Power on/off
Press and Hold the MFB for 3 seconds turn on/off M91.
Pairing model
In off status, press and hold MFB for 6 seconds until red
and blue LED flash alternatively.
Play/Pause
music
In playing the music, short press the MFB to play/pause
the music.
Phone function
Incoming call, short press MFB to answer/end the call;
press and hold the MFB to reject the call.
Volume up/down
While on a call or playing music, short press the volume up/down button, it
will increase or decrease volume when playing music or on a phone call.
Up/Down music
In playing music, press and hold the “+” or “-” to switch up/down music.
Last Number Redial
In standby status, press MFB twice.
Voice dialing
Short Press and hold MFB button 2 seconds
Sound switch
While on a call, Press and hold MFB button.

3 Bluetooth Pairing and connect
A．In power off status, Press and hold Multi-function button 3 seconds to enter into pairing
mode, blue and red LED flashes alternately.
B．Turn on the phone’s Bluetooth function, search "BH-M91" Bluetooth device, click "BH-M91" to
connect. After pairing connection successful, LED indicator Light turn to Blue ，and flashes
once for three seconds , it can listen the music and phone via the headset.

3.1 One pairing two devices
A．After pairing the first phone(computer, pad )，turn off the first connected phone’s
Bluetooth function temporarily.
B．Press and hold MFB to turn off M91. Then press and hold MFB 6 seconds to to enter into
pairing mode blue and red LED flashes alternately .
C．Open the second phone’s Bluetooth function, search "BH-M91" Bluetooth device, click
"BH-M91" to connect. After pairing connection successful, LED indicator Light turn to Blue,
and flashes slowly.
D．Turn on the first phones’ Bluetooth function, found the history of “BH-M91” click and
connect. ( some phones will automatic connection). Connection success is the
implementation of one pairing two function.
Pleas noted: the connection two phones could only have one to play music, need to pause
or turn off the first one to play the second one.

4. Charging
When the red LED Light flashes please charging immediately. It need about 2 hours to
charging. When the red LED light out , it meats the battery is full.
Charging connect.
Please using standard USB charging cable, using the Micro’s port to connect the M91，USB
port to connect the USB charger（car charger、travel charger、computer USB etc）
Pleas noted：
*When you don’t use BH-M91，Please charging at least once every 2 months.

5. LED indicator
Status
LED displayed
Power on
Blue LED flashes 3 times
Power off
Red LED flashes 3 times
Pairing status
Red and blue LED flashed alternately
Unconnected standby status
Blue LED flashes twice every 5 seconds
Connected standby status
Blue LED flashes once every 10 seconds
Playing music status
Blue LED flashes once every 10 seconds
Call status
Blue LED flashes once every 10 seconds
Low voltage
Red LED flashes
Charging
Solid Red
Fully Charged
Red LED turn off
6. Specifications
Model
BH-M91
Bluetooth version
V4.1,ClassII
Chip solution
CSR BC8615
Operation frequency
2.402GHz-2.480GHz
Standby time
About 600 hours
Talk/Play music time
About 40 hours
Charge time
About 3 hours
Supported profile
A2DP1.2, AVRCP1.0, HFP 1.6, HSP 1.2
Multi-point connection
Support (connect two phones)
Pass code for supported
Bluetooth headset, adapter,
receiver, speaker etc
0000，1111，1234，8888
Battery type
400mAh rechargeable lithium battery
Charging Supply
5VDC,100-240V AC adapter，≥500MA
Operating temperature
-10—55℃
Net weight
About 135g
Overall dimensions
387mm*191.25 mm*419.175 mm

7. Notes and Questions.
A．One pairing two devices
When connect with two devices, it just can playing one phone’s music. If you want to
playing the other one, please pause or turn off the first one phone’s music.
B．Power off automatically
M91 will power off automatically when the Bluetooth no connect over 10 min.
C．How to re-connect? Also how do to If it can’t re-connect.
When BH-M91 connected successful with the Bluetooth device. It will re-connect
automatically when the device turn on . If it can’t re-connect , please re-pair again.
D. How to clean matching records？
In any status, press and hold “MFB” and ”mute button”.
E. Matching pass code？
If there are some devices need to enter pass code, please to enter 0000 ( four zero ); 8888
(four eight) ; 1111(four one) or 1234.
F.What is the charge voltage and current? What kind of equipment can be used?
Met DC 5 voltage, 500mA, the car charger, travel charger, computer USB port and so on can
charging to BH-M91.

FCC Statement
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.
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.
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.