Advertisement
2
Receiver
、
Receiv
ing
frequency
Modulation method
Working voltage
Li-ion battery charging time
Dynamic
working current
Auto power-off current
Auto power-off time
Wired earphone input working current 5~12mA
Wired earphone signal input
Working current of MIC input
Max. Gain of MIC signal input
Sensitivity of external MIC
Sensitivity of built-in MIC
Frequency response
Distortion
S/N ratio
Maximum output power
Max. output sound pressure level
Receiving range
Working time when Li-ion battery
is full
3. Working environment
～ ℃
Working temperature: -10 60
2.4GHz ISM
GFSK
Bluetooth V4.0 Class II
3.7V (3.3 4.2V)
~
3.5~4 hours
14~27mA
≤
20 A
µ
5mins (after the receiver is in the
standby status.)
0.1 1.0V
~
4~8mA
±
50 2dB (at 1KHz)
-
±
50 2dB
-
±
34.5 1.5dB
20Hz~20KHz
≤
1%
≥
75dB
30~35mW
±
123 3dB SPL
15
m (without obstacles)
15 hours for TV hearing aid
function, 36 hours for regular
hearing aid function.
～
Working humidity: 10% 90%
17
A. Product instruction
1. What is a TV hearing aid
The TV hearing aid is specially designed for hearing disable people to listen to
TV, mobile phone (or other audio devices).
mobile phone call aid.
It can help to listen to TV,
while other hearing aids can't do it. In the market, hearing disable people can
only find some normal wireless headphones for watching TV or listening to
mobile phone
, the worst thing is that it will make the hearing ability worse and
worse by only adjust the volume louder for a long time. Our TV hearing aid can
solve above problems.
Besides the strong wireless TV listening function, it is a perfect hearing aid and
a wired hearing improving headphone. You can use it with a normal telephone,
a mobile phone, and even listen to music, listen to radio, etc.
2. Brief introduction
JH-8013A/B &
JH-8014A/B
apply bluetooth technology. Ensure the high
quality stereo signal being transmitted and received. Bluetooth CSR V2.1+EDR
A2DP for the transmitter, CSR V4.0 for the receiver.
with two receivers, one receiver can work with the transmitter and a mobile
phone with the bluetooth function at the same time.
user watching TV while don't worry missing phone call. Stereo/mono switch
function brings people with different hearing satisfaction.
3. Main functions
(1) Wireless TV hearing aid: (refer to article 1 of P9 )
With the product, the hearing impaired person can enjoy TV programs
comfortably and clearly, by his/her special tone, right & left volume.
(2). One button switching between TV hearing aid and call hearing aid:
(please refer to Article 1(4) of P10 )
Press the CH/MIC button on the receiver, the TV signal received wirelessly will
be cut off. The user will answer the phone by bluetooth. When the talk is over,
Not only TV hearing aid, but also
mobile phone
sound clearly
One transmitter can work
It's convenient for the
02
Advertisement
