Bluetooth Microphone USER GUIDE
Andro id /I OS
1. Description
Bluetooth microphone is a kind of professional intercom equipment,
by connecting APP of smart phone or network radio , providing truly
secure link, easy pairing on the go, and instant push-to-talk. The
Bluetooth microphone , as wireless accessory, is flexible and
cost-effective that gives users more mobility in their critical
communication.
2. Over view s of t he B lu etoo th M ic rophone
pow er
ind icato r
spe aker
fun ction i ndica tor
MIC
PT T
V+( Volume u p/
Gro up switc h page up )
V-( Volume d own/
Gro up switc h page do wn)
pow er/
pla y/pau se
USB
des ktop ch arg er inte rface
3.Specification
Blu etoot h versi on
Blu etoot h proto col
Tran smi ssion r ange
Mus ic
Talki ng time
PT T tim e
Sta ndb y time
Wor kin g tempe ratur e
Sto rag e tempe ra tur e
Ear phone j ack
Bat tery
Cha rging t im e
BT4. 2
HFP ;HSP; A2DP; AVRCP; SPP
>10 m
>12 hrs in ma ximum v olume
≈14h rs
≈14h rs
>90 hrs
-10 ~50℃
-25 ~60℃
3.5 mm,PT T supp or tiv e
200 0mA/3 .7V
2.5 h
4.Button function
SOS b utton
gro up s wit ch
（vali d in 30 sec .）
V+
V-
DescriptionButton
SOS
Gro up s wit ch pa ge up
Group switch page down
Volu me up
Volu me down
Operation
Pre ss and ho ld
for 2 s ec.
Sin gle cli ck V+
Sin gle cli ck V-
Sin gle cli ck
Sin gle cli ck
6.Operation
Ans wer the c all
Pres s Power bu tton to answ er pho ne whe n Blue tooth
micr ophone ha s been ac tivated .
Dec line
Double click Power button to decline when there is call in.
Han g up the ca ll
Sin gle cli ck powe r butto n to ha ng up the c all.
Mp3 p lay and p ause
Singl e click power but ton to play or pause MP3 music whe n
conne cted.
Sta ndb y
Aut o hiber natio n star ts in 1 5min. W hen Blu etoot h
mic ropho ne h as no t activ ate d.
PT T fun ction
Blu etoot h micro pho ne supp orts P TT s oft ware su ch as Zel lo ,
Total c ontro l and etc . PT T but ton can b e used wh en it is
act ivate d.
Gro up swit ch
grou p swi tch
Single click button with green light on and Single
click V+/V- to switch group when Bluetooth microphone is
activated for PTT software. End group switch by pressing PTT
button.
SOS
Press SOS button and hold for 2S when Bluetooth microphone is
activated for PTT software. PTT starts after red light turns on and
alarm goes off. It lasts for 20s.
Fir mware u pgrad e
For Bluetooth microphone firmware upgrade, TF card and download
box are necessary. Corresponding software must be installed to burn
the firmware to TF card. Please connect download box and Bluetooth
microphone with USB cable. Press and hold the reset button (under
the battery after opening the rear cover) . Release reset button after
the download box starts up. Successful download will be prompted
in 10s.
SOS
ear phone j ack gro up s wit ch
But ton
ON/ OFF
PT T
Enc rypt io n
Turn o n
Turn of f
Ans wer the c all
Han g up the ca ll
Dec line
Pus h to Talk
Rel eas e to End
Enc rypt io n Type
Press and hold for 3 sec.
Press and hold for 3 sec.
Sin gle cli ck
Sin gle cli ck
Dou ble cli ck
Pus h to Talk
Rel eas e to End
To receive APP command
when radio is on
5.LED indicator
Descripti on
Powe r on
Powe r off
Under charging
PT T cal ling
Low batter y
SOS
Power indicator
（red light）
Red light on for 3
secon ds then off
Red for 3
light on
second s then off
Red l igh t on
Red l igh t on
Fas t-bl ink
green light on
Descripti on
Powe r on
Powe r off
Bluetooth match
PT T cal led
Full charged
Group Switch
Power indicator
（green light）
Green for
light on
3 seconds then off
Green for
light on
3 seconds then off
Fas t-bl ink
green lig ht on
green lig ht on
green lig ht on
7.FAQ
Fai led t o power o n.
It is p robab ly lo w batte ry. P lease c harge f or 2- 3hrs .
No vo ice
Ple ase che ck if vol ume set s too low. P le ase s et the sw itch
pro pe rly.
Ech o with sp eaker
Speaker is too close to MIC. Please relocate the speaker.
Dis conne cted wi th mobi le phon e.
Low batter y.
Dista nce betwe en Blueto oth micro phone and mob ile phone is
over 10m. Shi eldin g obstacl e interf eres.
Fai led t o match w ith mob ile pho ne.
Clean up all match ing info rmati on accordi ng to user guide. The
Bluet ooth micro phon e and the phone shoul d be placed less
than 1m and re-sta rt the match .
Sys tem h alted
It may ca use d by high -streng th radio fre que ncy in ter fere nce,
such a s GSM bas e stat ion , airp ort r ada r and a high p ower T V
tran smissi on tow er. Plea se res et and re star t after lea ving the
inte rferen ce sou rce.
Abn ormal w orkin g indic ator
A. Ove ruse or long p erio d of non- use may caus e low bat tery.
It need to be ch arged for an ho ur and unplu g and rec harge.
B. Ch ange a ch argin g ca ble o r charg er.
FCC Warning
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.
NOTE 1: 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.
NOTE 2: Any changes or modifications to this unit not expressly approved by the party
responsible for compliance could void the user's authority to operate the equipment.
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