Keyko KT-S760 User manual

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KT-S760/ KT-S550 User Manual
Dear Customer:
Thanks for purchasing our Keyko Digital Products. Priority to use this device, please carefully
read this user manual and the user manual for other Bluetooth device which will connect to S550
headphone, in order to operate it normally.
Bluetooth WIFI technology
Adopt Bluetooth wifi technology, which can create connection between compatible devices. The
headphone between other devices no need to be in dead against position, but the distance between
them should be not beyond 10 meters (about 33 feet). The connection maybe interfered by wall,
fraise or other electronic device. The headphone comply with Bluetooth criterion 2.1 version and
EDR( Enhanced Data Rate) standard and support below mode: 1.2 version headphone mode, 1.5
version HFP, version 1.2 A2DP and version 1.0 audio/video long-distance control mode. Please
consult with other device manufacturer for the compatibility.
Attachment
You can find below attachments in your gift box:
1.foldable Blueooth Headset * 1
2.USB cable *1
3.Audio cable*1
4.User manual*1
Product Sketch
1,Volume - 2，Volume+ 3，Previous song 4，next song 5，Turn on/Turn off/Bluetooth multi-
function button 6，Microphone 7，Indicator LED 8，Audio Plug 9.Noise reduction port 10，
charger port (USB port) 11. Reset.
Bluetooth headphone wear and fold instruction

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Ⅰ. Bluetooth operation instruction
Bluetooth headphone turn on and turn off
1.Turn on: hold multi-function button for 4 seconds, there is buzzer sound, and blue indicator Led
will shine, orange led will flash slowly. The headphone will connect to the device
which connected last time automatically.
2.Turn off: when hold multi-function button about 5 seconds, there is buzzer sound, orange led
will shine for a while. It’ll turn off automatically while not connect to other portable
device in 10 minutes.
Match your Bluetooth Headset
Note: Prior to use Bluetooth headset to pick up telephone call, it should be matched with your
mobile phone firstly.( Match means establish connection between Bluetooth devices, and let
mobile phone store the headset unique ID at the same time. Headset will connect to mobile phone
automatically once matched them.
1.put the headset and mobile phone together( not more than 1 meter). When headset is in power
off state, hold “Play/Pause” button about 5 sec until the Blue and orange led flash by turns,
you can match them then.
2.open your mobile phone searching device function. For details about the mobile phone
searching device function, please refer to your mobile phone user manual. All devices
searched will list on your mobile phone when finish searching..
3.Choose the headset name on device list; confirm it according to your mobile phone.
4.Input pass code “0000” and confirm it to connect to headphone. Headphone will enter into
stand-by status when finished the match. blue indicator led flash.
5.Now you can use Bluetooth headset to dial number, pick up or hang up mobile phone calling.
Pick up or hang up calling with Bluetooth headset
1.When calling come in, you can pick up calling by press Bluetooth multi-function button.
2.finished calling, press Bluetooth multi-function button can realize hang up. If other side hang
up already, it’s no need to press this button.
3.hold Bluetooth multi function button twice when it’s not in call status, the last called mobile
phone number will be redialed automatically.(if your portable device support this headphone
function)
4.if start sound-control dialing mode(if your mobile phone support this headphone function),
please hold multi-function button 2 seconds when it’s not in call status, and operate as the

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mobile phone instructions.
Volume adjustment
1.please short press “VOL+”or “VOL-” button to adjust volume when you are in calling or
enjoying music. Hold the Volume button will adjust volume quickly.
2.you can adjust headset volume on connected A2DP device (if your device support this
function)
Enjoy music
1.please connect the headphone to compatible music player which support A2DP Bluetooth mode
if you’d like to enjoy music. Usable music according to the music in your music player.
2.there is calling come in or you calling out when listening music, music will be pause till finish
calling.
3.please select song in music player, and short press multi-function button will play the music.
4.if you need to pause or come back to music, short press multi-function button. to stop playing,
please hold the multi-function button till the music stopping.
5.short press “ ”or “ ” to select “next song” or “previous song”
6.when enjoying music, please use comfortable volume, with too loud volume for a long time
maybe harmful to your hearing.
Ⅱ. LINE IN operation instruction
Insert the audio cable into the audio port on headset, you can listen music from MP3, Mp4, mobile
phone and PC. detail operation as below:
Note: if there is calling come in when the headphone and portable device connected and in

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standby status, then you plug audio cable to listen music from the portable device, please pull out
the audio plug and you can pick up the calling.
Ⅲ. C h ar g e op er a ti on i n str u cti on
1.Prior to use the headset the first time, please full charge the headset
2.Please insert the charge plug into the charge port which located on headset
3.When connect to charger, Red indicator led will shine all times, and it’ll lighting- off once full
charged.
4.When the power capacity is not enough, the headphone will buzz every 15 seconds, and orange
led shine.
Note: The device can be charged by USB cable we enclosed when connect to computer.
Ⅳ. Bl u etooth H ead set Tr ou b l eshooting：
If can’t match with mobile phone, please operate as below:
1.Please ensure that your headset has matched with mobile phone, and the Bluetooth function
in mobile phone had been opened.
2.Please check the distance between headset and your mobile phone, whether it’s beyond 10m,
and whether there is wall or other electronic devices blockers etc.。
3.Please check the power capacity.。
During calling, there is noise or voice disjointedly
1.please make sure the distance between your mobile phone and your headset in valid
communicating range (below 10m)
2.to get best timbre during headset calling, we suggest put your mobile phone on right side to
ensure best communication effect.
Ⅴ. Bl u etooth h ead setusage safety rule
1.According to your local law, please keep concentration and ensure safety if use the Bluetooth
headset when driving
2.Don’t let children to play the device.（Small parts may cause choking hazard）
3.Please note should power off electronic device or wireless device on some specified place
which include hospital, exploding range or somewhere has exploding potential risk.
4.Please turn off the Bluetooth headset before boarding plane, and don’t allow to use during
flight.
5.To avoid to hurt your hearing, suggest you don’t listen to it with loud volume for long time.
Ⅵ. Bl u etooth H ead set m a i nten a n ce
1.Please keep the headset dry and don’t place headset near rain, humidity and other liquid or
include mineral circumstance. These will corrode the headset. If the headset is wet, please use
it when it’s dried totally
2.don’t wash the headset with strong chemicals, cleaner and detergent etc.
3.please don’t use the headset in dusty and dirty place, it may damage the removable parts and
electronic components.
4.don’t place the earphone in high temp place, high temperature will shorten the device usage
life, damage battery or let some plastic distortion and melt.
5.don’t store the earphone in low temp place, when earphone temp arise to normal temp,
humidity will be existed into the inner of the headset, it will let the pcb board damage.

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6.disassemble and modify the earphone yourself is not allowed, treat it rudely will damage the
inner circuit and precise structure.
7.if it’s not used for a long time, prior to use it, please charge the headset before.