Innovative Technology ITGSH-300 User manual

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Model:!ITGSH-300!
Wireless!HI-Frequency!Headphones!
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.%/',&$()"#*
0123!45*
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6!78*49*:;:036!0*7<408*
=4*543*4.:5*
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This!symbol!is!intended!to!
alert!user!to!the!presence!of!
non-insulated!“dangerous!
voltage”!within!the!
product’s!enclosure!that!
may!be!of!sufficient!
magnitude!to!constitute!risk!
of!electric!shock!to!persons.!
RISKS!OF!ELECTRIC!SHOCK!
DO!NOT!OPEN!THE!COVER!
(OR!BACK).!NO!USER!
SERVICEABLE!PARTS!INSIDE.!
REFER!SERVICING!TO!
QUALIFIED!SERVICE!
PERSONNEL.!
This!symbol!is!intended!to!
alert!user!to!the!presence!of!
important!operating!and!
maintenance!(servicing)!
instructions!in!the!literature!
accompanying!the!
appliance.!
=,">/%?!This!is!not!a!toy.!Keep!the!unit!&!accessories!out!of!reach!from!children!or!pets.!
There!may!be!a!risk!of!swallow.!
@,%"(">?*To!reduce!the!risk!of!fire!or!electric!shock,!do!not!expose!this!appliance!to!rain!or!
moisture.!
0,&$()"?!Keep!the!unit!away!from!any!interference!appliance,!such!as!metals!and!magnets.!
;)',$()"#?*To!reduce!the!risk!of!electric!shock,!fire!or!injury:! !
1.! ! Do!not!use!the!unit!in!places!that!are!extremely!hot,!cold,!dusty!or!humid.! !
2.! ! Do!not!place!the!unit!under!the!direct!sunlight!nor!near!any!heat!sources!such!as!open!
flame!sources!and!items!that!produce!heat.! !
3.! ! Do!not!place!any!objects!that!are!filled!with!liquids,!such!as!vases!on!top!of!the!unit.!
4.! ! Keep! the! unit! away! from! places! where! the! item!may!be!exposed!to!dripping!or!
splashing.! !
5.! ! Place!the!unit!on!a!flat!and!stable!place.!
!AB)%$,"$*7,C/$D*!"#$%&'$()"#*
1. Read!through!the!manual!before!operating.!
2. Heed!the!instructions.!
3. Follow!all!instructions!in!the!manual.!
4. Keep!the!manual!for!future!reference.!
5. Do! not! block! any! ventilation! openings.! Do! not! impede! the! ventilation! openings! with!
newspapers,!tablecloths!or!curtains.!Leave!at!least!5cm!around!the!unit!for!sufficient!
ventilations.!

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6. Install!the!unit!in!accordance!with!the!manufacturer’s!instructions.!
7. Clean!the!cabinet!with!a!soft!cloth!slightly!moistened!with!a!mild!detergent!solution.!Do!
not!use!strong!solvents,!which!may!cause!unpredictable!damage!to!the!unit.!
8. Before! using! the! product! with! the! approved! power! adapter! provided,!ensure! the!
electric! power! supply! is! compatible! with! the! voltage! rating!of! the! provided! power!
adapter.!
9. Use!ONLY!the!provided!power! adaptor.! Never!use!other!power!adaptors! even!if!they!
have!the!same!specifications!or!rating.!
10. Protect! the! power! cord! from! being! walked! on! or! pinched,! particularly! at! plugs,!
convenience!receptacles!and!the!pointers!where!they!exist!from!the!unit.!
11. The!electric!plug!is!used!as!the!disconnect!device.!The!disconnect!device!shall!remain!
readily!operable.!
12. Remove!the!power!adaptor!from!the!electric!outlet!if!the!product!is!not!in!use!for!a!long!
time.!
13. If! it! is! lightening,! unplug! the! power! adapter!to!prevent!the!unit!from!unnecessary!
damages.!
14. Never!try!to!disassemble!batteries.!It!will!be!fatal!dangerous!if!you!heat!the!batteries!or!
put!batteries!under!the!direct!sunlight.!
15. Refer!all!servicing!to!qualified!service!personnel.!Servicing!required!when!the!unit!does!
not!operate!normally! or! has! been!damaged!in! any!way! such! as! the!power! adaptor!is!
damaged,!liquids!spilled!into!the!unit,!any!hard!object!fallen!on!the!unit,!the!unit!has!
been!dropped,!the!unit!has!been!exposed!to!rain!or!moisture.!
16. The!marking!information!is!located!at!the!bottom!of!the!unit.!
17. Attentions!should!be!drawn!to!the!environmental!aspects!of!batteries!disposal.!
18. Use!the!unit!in!moderate!climates.!
Warnings:!
＊Listening!to!uncomfortable!sound!levels!for!prolonged!periods!could!adversely!affect!
your!hearing.!
＊If!using!a!line!input!or!direct!plug!in!MUST!be!fully!inserted!into!the!correct!socket!and!
the!volume!turned!to!the!lowest!level!before!turning!the!unit!on.!Failure!to!do!so!can!
result!in!high!sound!levels!and!could!adversely!affect!your!hearing.!
＊Please!make!sure!that!the!volume!knob!is!in!the!fully!OFF!position.!You!will!hear!and!
feel!a!click!when!the!knob!is!in!the!OFF!position.! !
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Battery!Warnings:! !
*!Danger! if! battery! is! heated! or! exposed! to! direct! sunlight! or! high!temperature! (over!80!
centidegrees).!
*!Do!not!force!the!battery!pack!into!the!charger!or!headphone.!It!fits!easily!when!in!the!
correct!orientation.!
*!Do!not!short!circuit!the!battery.!
*!Never!disassemble!or!reconstruct!battery.!
*!Do!not!expose!the!battery!to!water!or!any!liquids.!
*!Disposal!of!battery!if!it!is!broken,!leaked,!or!deformed.!
*!Charge!the!battery!as!per!instructions.!

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</,E#/$*
1.**</,E#/$*B-&>#*F*/,%G&E#*
2.**</,E#/$* '%,E-/#?* The!cradles! are! adjustable! at! a! set!angle!range.!You! can! set! the!
headset!plugs!at!a!certain!width!by!adjusting!the!angle.!Do!not!force!-!it!may!damage!
the!headset.!
3.**2"E/%*'H("*H/,E#/$!
4.**0H,""/-* ("E(',$)%?!Indicate!the!operating!status!of!the!headset.! Fast! flash! when! the!
headset!is!searching!for!an!idle!FM!frequency;!Flash!slowly!to!indicate!the!receiver!is!
going!to!hold!an!idle!FM!frequency.!Once!the!desired!FM!frequency!has!been!found,!
the!indicator!will!light!constantly.!
5.* * I,$$/%D* B,'J?!Take!the!battery!pack!from!the!packaging!and!insert!it!into!the!bottom!
side!of!the!under!chin!headset.!
6.* * 7/,%'H?!Press!to!search!the!signal!sent!from!the!transmitter.! !
7K* * L)-&A/*')"$%)-?!Turn!the!sound!on!and!off!and!adjust!the!volume!level.!
8K* * I,-,"'/*J")G?!Adjust!the!sound!balance!of!left!and!right!channel.!
9K* * 3)"/*6(>H$*J")G?!Adjust!the!tone!of!right!earphone.!
10.*3)"/*;/C$*J")G?!Adjust!the!tone!of!left!earphone.!
3%,"#A($$/%*
11K* 0H,""/-* ("E(',$)%?!Indicate!the!operating! status!of!the!transmitter.! Flash! when! the!
transmitter!is!searching!for!an!idle!FM!frequency.!Once!the!desired!FM!frequency!has!
been!found,!the!indicator!will!light!constantly.!
12.*0H,%>/*M*("E(',$)%*NA(EE-/O?!Locate!the!battery!pack!inside!the!headset.!Lights!
constantly!during!the!charging!process;!light!off!if!the!battery!pack!is!fully!charged.!Light!
slowly!blinks!with!no!battery!pack!inside.!
13.*3%,"#A($$/%*
14.*7(E/*G,$$/%D*'H,%>/*#-)$?!Dock!and!charge!the!extra!battery!pack.!
15.*0H,%>/*P*("E(',$)%*N#(E/O?!Indicate!the!battery!pack!at!the!side!of!the!transmitter.!Lights!
constantly!during!the!charging!process;!light!off!if!the!battery!pack!is!fully!charged.!Light!
slowly!blinks!with!no!battery!pack!inside.!
16.*</,E#/$*E)'J?!Charge!the!battery!pack!inside!the!headset!during!docking.!
17K*7/,%'H?*Press!to!search!an!idle!FM!frequency.! !
18.*=0*!5*Q,'J?!Connect!the!AC/DC!adaptor!to!the!jack.!
19K*1&E()*#R($'H*S+454T73:6:4U?!Switch!between!stereo!and!mono!operation.
20.*12=!4* !5* #)'J/$?!Connects!the!3.5mm!audio!input!jack!of!the!transmitter!to!your!TV!
set!by!using!the!3.5mm!plug-in!cable.! !
21.*12=!4*!5*#)'J/$#*S601U?!Connects!the!RCA!audio!input!jack!of!the!transmitter!to!your!

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TV!set!by!using!the!RCA!to!3.5mm!plug-in!audio!cable!cord!supplied.!
.%/B,%,$()"#*
0123!45?* *
The! valid! operation! range! between! the! headset! and!
transmitter!is!26.5ft!(8m)!in!open!area.!
*
!1.! ! Get!connected.!Connect!the!transmitter!to!your!TV!set!by!the!provided!audio!cable,!
make!sure!that!the!color!of!RCA!plugs!are!matched!the!color!of!socket.!
3(B#?!It!is!convenient!to!place!the!transmitter!near!your!TV!set.!
2.!!Fully!extend!the!DC!cord,!and!keep!the!DC!cord!lie!vertically!(up!or!down),!as!the!DC!
cord!acts!as!a!signal!transmission!antenna.!
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3.!!Take!the!battery!packs!from!the!packaging!then!insert!one!of!the!battery!pack!into!the!
headset!base,!with!the!engraved!symbol!side!facing!upward.!
!
543:?!The!battery!pack!carries!a!little!power!and!it!is!adequate!for!searching!an!idle!
FM!frequency.!However,!it!is!better!to!charge!the!battery!pack!at!least!8!hours!before!
first! use.! (For! detailed! information! of! charging! the! battery! pack,! please! refer! to!
“0H,%>(">*$H/*G,$$/%D*B,'J”.)!

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4.!!Dock!the!headset!to!the!transmitter!and!battery!pack!inside!the!headset!will!be!
charged!automatically!once!the!transmitter!is!powered!on.! !
543:?!The!Charge!2!indicates!the!battery!level.!The!Charge!2!indicator!will!go!out!if! !
the! battery! of! the! headset! is!fully! charged,! otherwise! it! lights! up! constantly!and!
charging!is!in!progress.! !
5.! ! Connect!the!AC/DC!adaptor!to!the!DC!IN!jack!at!the!back!of!the!transmitter!and!to!the!
electric!outlet.!The!transmitter!is!powered!on.!
V/$$(">*#$,%$/E*
1.! ! Turn!on!your!TV!set!and!adjust!to!a!comfortable!volume!level.*543:?*Never!mute!the!
TV!sound,!as!it!could!cause!no!sound!on!the!headset.!
!
2.! ! Use!the! volume! control! to! turn! the!headset! on! and! a! “click”!will!be!heard.!Turn!the!
volume!control!to!set!the!volume!level!to!the!lowest!level.! !
3.! ! Put! on! the! headset! and! adjust! the! headset! cradles! to! a!
comfortable!width.!
543:?!There!are!3!different! sizes! of! earbuds! provided!
(one!is!equipped!with!the!headset,!the!others!are!in!the!
packaging),! to! fit! for! different! user.! Please! refer! to! the!
“0H,">/*$H/*/,%G&E#”.!
!
4.! ! Re-adjust!the!volume!on!the!headset!to!a!comfortable!level.!
5.! ! Use!a!penny!(not!included)!to!set!the!sound!to!meet!your!preference!with!the!balance!
knob!and!the!tone!knobs!(left!and!right)!that!are!designed!on!the!back!of!the!headset.!
6.! ! If!you!find!the!sound!is!not!clear,!set!the!audio!switch!to!“MONO”.!
3!.7?*If!you!find!no!sounds!from!the!headset,!or!the!Channel!indicator!on!the!headset!
is! flashing! for! a! while! then! lights! off,! it! indicates! that!re-pair! will!be!needed.!To!get!
detailed!information!please!refer!to!“.,(%*$H/*9+*C%/W&/"'D”.!
7.! ! After!use,!turn!off!the!headset!with!the!Volume!control!and!dock!it!to!the!transmitter.!
.,(%*$H/*9+*C%/W&/"'D*
The!transmitter!and!headset!are!pre-paired.!If!you!find!no!sounds!from!the!headset,!or!the!
Channel! indicator! on! the! headset! is! flashing! for! a! while! then! lights! off,! it! indicates! that!
re-pair!will!be!needed.!
•!!Check!if!you!are!too!far!away!from!the!transmitter.!The!operating!distance!between!the!
headset!and!the!transmitter!is!26.5!ft!(8m).!
74;23!45?!Move!closer!to!the!transmitter.!

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•!!The!headset!may!not!find!an!idle!FM!frequency.!
74;23!45?*Press!the!Search!button!on!the!headset!to!re-pair!to!the!transmitter.! !
!
If!all!above!solutions!do!not!work,!you!may!need!to!find!another!idle!FM!frequency!as!per!
instructions!below:!
1.! ! Always!dock!the!headset!on!the!transmitter.!
2.! ! Press!the!Search!button!on!the!transmitter.!
The! transmitter! will! search! an! idle! FM!frequency!for!signal!transmission.!Channel!
indicator!is!flashing!during!searching!process.!Once!a!desired!FM!frequency!has!been!
found,!the!indicator!lights!constantly!and!then!the!transmitter!will!send!out!a!signal.!
3.! ! Turn!the!Volume!control!to!set!the!headset!ON.!
4.! ! Press!the!Search!button!on!the!headset.!
The! headset! will! search! the!signal!that!was!sent!from!the!transmitter.!Channel!
indicator! on! the! headset! starts! to! flash,! indicating! the! searching! process.! Once! the!
signal!has!been!found,!the!indicator!will!light!constantly.!
543:?* If!the!Channel!indicator!on!the!headset!keeps!flashing!for!a!long!time,!change!
another!idle!FM!frequency!with!steps!2,!3!&!4.!
5.! ! When!the!pair!is!complete,!you!can!enjoy!your!TV.!
0H,%>(">*$H/*G,$$/%D*B,'J*
The!battery!packs!carry!little!power!during!shipping.! !
Charge!the!battery!packs!at!least!8!hours!before!first!use,!as!low!battery!level!may!lead!to!
unsatisfied!sound!such!as!distortion.!
It!is!recommended!to!dock!the!headset!to!the!transmitter!after!use.!
543:?*
•!!If!the!battery!pack!is!inserted!into!the!side!of!transmitter,!the!battery!pack!will!charge!
until!it!reaches!full!capacity.!
•!!The!battery!pack!contains!a!protection!circuit!to!avoid!overcharging!and!to!help!save!
the!battery!life.!When!the!battery!pack!is!inserted!into!the!powered-on!transmitter,!the!
•!!Dock!the!headset!to!the!transmitter!and!a!combination!sound!will!be!heard.!The!battery!
pack!will!be!charged!once!the!transmitter!is!powered!on.!
•!!To!charge!the!extra!battery!pack,!inserts!it!to!the!
side!battery!charge!slot!of!the!transmitter!with!the!
engraved! symbol! side! facing! downward.! The!
battery!pack!will!be!charged!once!the!transmitter!
is!powered!on.!
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10!
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transmitter!will!detect!the!battery!level!and!activate!the!charging!function.!
•!!The!Charge!LEDs!indicate!the!charging!status.!It!lights!constantly!during!the!charging!
process.!If!the!battery!pack!has!been!fully!charged,!the!Charge!LED!will!light!off.!If!the!
battery!pack!contains!no!battery!it!will!slowly!blink.!
I,$$/%D*.%/',&$()"#?*Use!battery!pack!as!recommended!by!the!manufacturer,!use!battery!
pack!other!than!recommended!will!increase!risks!of!danger.! !
6/B-,'/*$H/*E%,("/E*G,$$/%D*B,'J*
If!you!find!distorted!sounds,!the!battery!level!may!be!low,!dock!the!headset!to!charge!the!
battery! pack! or,! if! you! want! to! use! the! headset! continuously,! you! need! to! replace! the!
battery!pack.!
0H,">/*$H/*/,%G&E#*
There!are!3!sizes!of!earbuds!included!with!the!product:!small,!medium!and!large!size.!
!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!! Small!!!!!!!!!!!!!!Medium!!!!!!!!!!!!!!!!!!!!!!!!!Large!!!!
1.! Take! the! extra! battery!pack!out!from!the!
transmitter.!
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2.! ! Grip!the!edge!and!pull!out!the!battery!pack!from!
the! bottom! of! the! under! chin! headset.! Take!the!
extra!battery!pack!out!if!it!is!inserted!to!the!side!of!
the!transmitter.!
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3.! ! Insert! the! extra! battery! pack! into! the! under! chin!
headset.! Make!sure!the!battery!pack!is!installed!
or!docked!properly.!
!