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TV Hearing Aid Earphones
Manual
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Manual
Contents
A. Func tio ns
B. Product p art s
C. Part f unc tion
D. Product u se
E. Spec ifi catio ns
F. Troubles hoo ting
G. Note s
TV he aring aid fu nction
1. TV h ear ing aid func tion instr uction
2. Norm al he aring aid fu nction ins truction
3. Wired hear ing aid func tio n instr uct ion
4. Use no rma l hearing ai d function t o listen to
telep hon e instruct ion
5. Use no rma l hearing ai d function t o listen to mo bile
phone i nst ruction
6. Comp ute r chatting instr uct ion
7. Charging fun ction inst ruction
funct ion
Manual
TV he aring a id fu nction (tr ansmitte r + receiv er)
Fea tures :
1. He lp hear ing imp aired t o liste n to TV clearly from f ar dist ance, w ithou t tur nin g
up th e volum e and dis turbi ng othe r peopl e.
2. Aut oma tic s ign al co ntrol: heari ng im pai red p eop le' s adaptiv e facul ty for vo lume
cha nge is we ak (can 't bear l oud sou nd, and c an't he ar low vo lume so und), t he
cir cuit wi ll adju st the su dden ch ange vo lume an d mak e the o utp ut vo lum e stable,
it wi ll avoi d stron g signa l hurti ng user 's hear ing.
3. Voice clar ify ing c irc uit ry: reduce bac kgrou nd soun d of TV, so that hard t o hea r
wor ds and wh isper s jum p out m aking t elevi sio n dia log ue ea sie r to unders tand.
4. Ba lance c ontro l: the tw o side he aring a bil ity o f a hea rin g dis abled per son may b e
dif fer ent , he or she can adju st the le ft and ri ght v olu me to b e sui tab le for his or h er
own l evel.
5. Tone control : in orde r to solv e users ' diffe ren t sou nd frequency h ear ing a bil ity,
the y can adj ust the Tone but ton t o fin d the best featu re, a nd he ar th e target
aud io sour ce clea rly.
6. On e trans mitte r can mat ch seve ral rec eiv ers , for s eve ral p eople to us e
in th e same ti me.
7. Re ceive r in smal ler and l ight we ight de sig n, co mfo rta ble t o use,
wei ght of re ceive r: 55g.
8. In e ar desi gn for re ceive r.
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A. Func tio ns
01
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Manual
1 Tra nsmitter、
2 Recei ver、
3 Audio c able for tra nsmitter、
5 Micro pho ne、 cable
4 Audio c able 2、
6 Wir ed headpho ne ca ble、
B. Prod uct parts
Manual
7 Power a dapter、
8 Screw driver、
9 Manua l、
10 Earp hone x 2 sets、
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DC1 2V
AUD IO IN
OFF O N
VOL
MIC IN
LINE IN
BAL
VOL
TONE
ON
OFF
ON OF F TON E
(BA L)
(LI NE IN)
MIC I N
Manual
C. Part fun ction
1 Tra nsmitter、
2 Recei ver、
Cha rging i ndi cat or
Work ing indicato r
Inf rared t ranmi tting
win dow
Cha rging d ock
Bal ance fu nctio n
Wired cable so cke t
Cha rging s ock et
Inf rared r eceiv ing win dow
Work ing indicato r
Manual
L
R
ANT
D. Prod uct use
(1) Con nec t the power ad apter to a soc ket of the pow er source an d the
trans mit ter's powe r jack.
(2) Con nec t the audio ca ble (3.5mm p lug) to the tr ansmitte r's a udio- in
socke t, co nnect othe r plugs to AUDI O OUT sock et of TV, DVD, S TB, e tc,
if it is co mpu ter, you n eed to conne ct th e plugs w ith Au dio cable 2 (R CA
cable ) , the n connect th e 3.5mm plug o f to the
earph one s ocket of com puter. If the p rod uct is us ed wi th STB, D VD, e tc,
pleas e pri or to connec t with STB, DV D, and don't c onnect to TV se t
direc tly. ( Bec ause the man ufacture rs of TV are d iff ere nt, may be th ere
isn't a udi o out signal f or some TVs when co nnect to the m dir ectly.)
Audio c abl e 2 (RCA cable)
Power Adapt er
Audio c abl e
Audio o ut
Conne ct to a udio out of TV
Conne ct to a udio out of ST B
TV
aud io out
L
R
1. TV he aring aid fu nction ins truction .
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Manual
MIC IN
LINE IN
BAL
VOL
TONE
ON
OFF
TO NE
TO NE
TON E
BA L
BAL
VOL
BA L
MIC IN
LINE IN
BAL
VOL
TONE
ON
OFF
L
R
L
R
(5)Fr equ ency respo nse: Rotat e the TO NE in the b est p osition, m ake
sure yo u can h ear the TV sound clear ly.
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(6)Ba lan ce adjustm ent: If the he aring abil ity o f two ear s is no t the sam e,
you can u se sc rewdrive r to adjust th e BAL, make su re the volum e mee ts
your re qui rement.
b. Th e infra red wind ow of the tran smitter shoul d fac e the receiv er.
Noise w ill o ccur when run int o the below si tuations :
a. Th ere i s some obsta cle betwee n the transm itter an d the receiv er.
b. Th e rec eiver is too far away from th e tra nsmit ter, or deviation
angle i s too l arge.
MIC IN
'()
*()
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Manual
(3) Af ter make sur e the transm itt er and au dio c ables a re co nnected we ll,
switc h on th e transmit ter, the p owe r indic ato r will be on, th is means the
trans mit ter is worki ng. Face the t ransmitt er's IR wind ow to t he rece ivi ng
area. Adjus t the audio so urce in work ing s tatus a nd tu rn up its v olu me
prope rly ( when trans mitter con nects to STB , DVD, PC, etc )
(4)Ma ke su re the recei ver's IR win dow faces to ward the tra nsm itter,
switc h on th e receiver, its powe r ind icato r wil l be on, then yo u will hear
the sou nd fr om transmi tter, ad jus t the vol ume p roper ly, if t he vo lume is
not lou d eno ugh, pleas e turn the vol ume of audio s ource loud er un til the
volum e mee ts your requ irement.
Audio o ut
Conne ct to a udio out of DV D
Conne ct to a udio out of PC
Infra red
windo w
Note: B eca use thi s produc t adopts inf rared wirel ess tec hno logy, when
you ens ure t hat y ou have conn ected the pa rts well, pl ease note as b elo w:
a.Transmitte r sho uld b e put on th e hig her place, l ike t he top of TV.
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MIC IN
Manual
(7) Transmi tter will st andby if the re isn't aud io si gnal in 2 5 sec onds.
When yo u swi tch on TV or i nput signa l, the trans mit ter wil l sta rt to
work. R ece iver will mu te when it is no t in receivi ng area, unt il it i s
back to r ece iving area .
Note: w hen t he transmi tter is stan dby, its power ind icator wil l sti ll be
on, IR la mps w ill be off automa tically, pleas e turn off t he tran smi tter
if you do n't u se it.
2. Norm al he aring aid fu nction ins truction
(1) Con nec t the receiv er with the mi crophone c able in MIC IN j ack ,
exten d the c able, stic k the microp hone on the ot her end near t he pe rson
you are t alk ing to. Swit ch on the rece iver, yo u wil l hear other p erson's
sound . Adju st the volum e, tone, and b ala nce acc ord ing to yo ur
requi rem ent, so as to ge t best effect.
(2) Put t he mi crophone c able in your p ocket, cli p on the jacke t, it c an
be as nor mal h earing aid .
Manual
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LINE IN
MIC IN
MIC IN
3. Wired hear ing aid func tio n instr uct ion.
Plug th e end o f wired head phone cabl e in LINE IN jac k of receive r,
conne ct th e other end wi th audio sou rces like PC , Radio, MP3 , etc , switc h
on the , you can h ear s ound from th e audio sour ce. Please a djust
the vol ume , TONE, Ba lance acco rding to you r req uirem ent .
recei ver
4. Use no rma l hearing ai d function t o listen to te lephone in str uctio n.
Accor din g to 2. Normal h earing aid f unction in structio n”, p ut the
micro pho ne near the sp eaker of a tel ephone, pl ease be clos e to th e
telep hon e while talk ing, you can h ear the soun d from the tel eph one.
Accor din g to volume, y ou can adjus t the distan ce between m icr ophon e
and tel eph one's spea ker, whe n the d istan ce is s horte r, the volume w ill be
loude r, you can adju st the posit ion o f micro pho ne to mee t you r
requi rem ent.
“
5. Use no rma l hearing ai d function t o listen to mo bile phone
Accor din g to 2. Nor mal hearin g aid functi on instruc tio n , pu t the
micro pho ne near the sp eaker of a mob ile phone, d on't be too cl ose t o your
mobil e pho ne, otherw ise there is s ome interf erence. While t alk ing, pl eas e
face to t he sp eaker of the m obile phon e.
instr uct ion.
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4.telep hone 5.mob ile pho ne
Note: Will on ly work on som e pho nes tha t hav e a 3.5mm a udi o outputs.
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$%& #
Manual
6. Co mpute r chatt ing fun ction
(1) Plug th e micro phone c able in t he mi cro -in j ack o f a
com puter.
(2)
and t he othe r end to th e earph one j ack o f the
com puter, switch on t he . P lea se adjust the
vol ume, TONE, Balan ce acco rding t o your
req uirem ent.
instr uct ion.
Con nect on e end of wit h the
rec eiver,
wir ed head phone c able
rec eiver
7. Ch argin g fun cti on
Con nect th eA C ada pte r wit h the t ransmitter a nd a
pow er sock et, swi tch on th e trans mitte r, plu g the
in th e slot of t ransm itter, the ch argin g
ind icato r on the tr ansmi tter wi ll be o n, it s tar t to
cha rging b att ery. Aft er 4 ho urs , Li- ion b attery is
ful l, char gin g fun ction will be cl ose d aut oma tic ally.
Thi s will pr otect t he Li-i on ba tte ry sa fet y. It is be tter
to tu rn off th e aud io so urce or pull off t he au dio i nput
cab le to mak e the tra nsm itt er st op si gna l transmi ssion
and o nly in ch argin g fun cti on.
instr uct ion.
rec eiver
1.P lease c harge b atter y after i ts po wer is r un out in t he firs t three c har gin g. You
nee dn't ch arge fr equ ent ly, it is bett er to cha rge w hen p owe r is nea rly r un ou t.
2.P lease m ake sur e the d irec tion of c hargi ng slot a nd .
3.P lease t urn off t he whe n it is cha rging t he batt ery.
rec eiv er
rec eiv er
Not ice of ch argin g:
Manual
E. Specif ication s
1 Transm itter、
Work ing v oltage ~
orking c urr ent
workin g cur ren t
workin g cur ren t of in put
~
Input wo rki ng cu rre nt of M IC
Maximu m out put p owe r
3.7V (3. 2V 4 .2V )
Static w 19 3mA
Dynami c 45mA
Maximu m 25mA
Input si gna l rag e 100 m V 80 0 mV
20mA
Max. gai n of MI C 33d B
Receiv ing f req uen cy 2. 3MH z 0 .02 MHz
Distor tio n 1 %
S/N rati o 70d B
800mV / 25 mW
LI-ion b att ery c har gin g time 3~4h
±
≤
≤
≤
±
≤
≥
2 Receive r、
Work ing t ime
Work ing v oltage 12V 0.8V, 400 mA
Work ing c urr ent 95 8mA
Standb y cur ren t 10 4mA
Tra ns. frequency 2.3M Hz 0.02 MHz
Signal i npu t lim iti ng vo lt. 400mV
Signal s tan dby s tar tin g vol t. 50mV
Signal i npu t sta ndb y vol t. 40mV
Signal i npu t fre que ncy 20Hz - 20K Hz
Signal i npu t ran ge 120mV-1.5V
Li-ion b att ery r ech arg ing current 125 5mA
Tra nsmission distance 10M
No signa l sta ndb y tim e
±
±
±
±
≥
≥
≤
±
≥
12 hours f or TV hearing aid functi on,
12 hours f or no rma l hea rin g aid
functi on.
25s 5s (when n o signa l put in ,t he
tan smitt er come s into st andby s tate
aut omati cally ))
±
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Manual
F. Troubleshoo ting
3.Wo rki ng en vironme nt
4. St orage c ondit ion
Work ing temperat ure: -1 0 60 de gre e, Work ing h umidity: 10% 90%
Temp era tur e: -30 90 d egr ee, p lea se don't let it be s hocke d, pres sed, an d wet.
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Phe nomen a Cause s Solut ions
No So und
Aud io cabl e is not co nnect ed in
tra nsmit ter wel l
Con nect th em prop erly
Aud io-ou t jack of a udio so urce
is co nnect ed wron g
Con nect co rrect a udio- out jac k
The s ound of a udio so urce is n ot
tur ned on or i t is in low er volu me.
(wh en you us e STB or DV D,PC,
etc ,plea se turn t he volu me loud er.)
Tur n on the volu me of aud io sour ce,
and a djust i t to prop er volu me.
Inf rared w indow o f trans mitte r is
not f aced re ceivi ng dire ction o r it
is ke ep out by s ometh ing.
Adu st the po sitio n and dir ectio n of
tra nsmit ter, let its infra red w ind ow
fac e recei ver's I R windo w, don 't le t
any thing b lock th e signa l.
Rec eiver i s not tur ned on or i ts
vol ume is ad juste d to lowe st
pos ition .
Tur n on the powe r, adjust the
vol ume.
Noi se
The d istan ce betw een rec eiver
and t ransm itter i s too far .
Adj ust the ir dist ance pr operl y.
The p ower of b atter y in rece iver
is to o weak.
Put t he rece iver in c hargi ng sl ot of
tra nsmit ter and c harge t he ba tte ry.
Volum e is
low
The v olume f rom tra nsmit ter
is to o low.
Adj ust the v olume o f audio s ource .
The v olume o f recei ver is to o low.
Adj ust the v olume o f recei ver.
Volum e in
one s ide is
low
Bal ance fu nctio n is not
adj usted w ell.
Adj ust the b alanc e funct ion
pro perly, m ake t he re cei ver is
sui table f or the li stene r.
The re is obs tacle b etwee n the
tra nsmit ter and r eceiv er
The t ransm itter i s put at a ve ry
low p lace.
Dev iatio n angle o f recei ver is to o
lar ge
Mov e away th e obsta cle.
Put t he tran smitt er at a hig her pla ce.
Mov e to the re ceive r to the fr ont
pla ce of tra nsmit ter.
Manual
G. Notes
1. Wh en yo u don 't use the produ ct, ple ase tur n off t he tr ansmitter an d rec eiv er, if
don t use i t for a lon g time, p lease t ake o ut th e ada pte r and cables and s ave the m
pro perly.
2. Pu ll the ad apter o ut of pow er sock et befo re cl ean ing t he pr odu ct, don't u se liqu id
cle aner or s pray cl eaner o n the p rod uct , ple ase u se dry clot h to clea n the pro duct.
3. En sure th e unit do es not ge t wet.
4. Th e pro duc t can only be used p roper ly un der i ndi cat ed po wer, i f you use other
kin d of powe r, the product may r eje ct to s tar t or bu rn out.
5. Pl ease ta ke out th e cable o ut of p owe r soc ket i n sto rm weathe r, or not use for a
lon g time, t o avoid t he dama ge fr om th und er or e lectric shoc k.
6. Do n't ove rload t he powe r outpu t, exte nd elec tri c cab le or a sse mble the
tra nsmis sion re ceive r by your self, a nd av oid f ire o r ele ctr ic shock.
7. Pl ease pl ace the p roduc t far awa y fro m hea t sou rce , lik e stove, fi re, hea t emitt er,
etc .
8. Fo r famil y user, please put t he pr odu ct fa r awa y from microwa ve oven a nd
mob ile pho ne to avo id unne cessa ry elec tro nic w ave i nte rference.
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