2.4GHz Wireless Digital Audio
Pocket Receiver
&
USB Line-inn 22 iinn 11
Transmmitter
Before operating the units, please read this manual thoroughly.
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9. Unplug the USB transmitter from the computer and refer
servicing to qualified service personnel under the following
conditions.
When the computer or USB transmitter is damaged.
If liquid have been spilled, or objects have fallen into the
computer.
If the product does not operate normally by following the
operating instructions, adjust only those controls that are
covered by the operating instructions as an improper
adjustment of other control, may result in damage and will
often require extensive work by a qualified technician to
restore this product to its normal operation.
When the product exhibits a distinct change in
performance - this indicates a need for service.
If the products has been dropped or damaged in any way.
When replacement parts are required, be sure the service
technician has used replacement parts specified by the
manufacturer or that have the same characteristics as the
original part. Unauthorized substitutions may result in fire,
electric shock, or other hazards.
10.
11.
12.
Upon completion of any service or repair to this product ask
the service technician to perform safety checks to determine
that the product is in proper operating condition.
The product should be situated away from heat sources such
as radiators, heat registers, stoves, or other products including
amplifiers that produce heat.
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Table of Contents
Overview ..........................................................
1
1
Features
.......................................................
Package Contents
Names of parts
....................................
..........................................
2
2
3
4
5
6
Getting Start
Operations
...................................................
.......................................................
Trouble Shooting
Specification
........................................
...............................................
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Overview
The 2.4GHz Wireless Digital Audio uses the latest wireless
technology to transmit crystal-clear audio in a digital format.
The pocket size receiver is easy to carry and the transmitter
has two way to decide Audio source. It makes you enjoy the
true CD quality by eliminating the hassle of wire, and allows
you to experience your favorite music where it belongs - on
your stereo.
Features
Transmitter supporting both of USB Audio in and
Line-in connecting
Transmit wirelessly music from any audio source
such as PC (Notebook), DVD and CD player
Non-compression for high sound quailty with delay
time 0.5 ms
Audio Frequency response: 20Hz ~20KHz (-3dB)
Operating at 2.4 GHz ISM band with digital signal
With 8 selectable channels / Auto-scan channel
selected on RX side
Stylish Pocket size RX with two AAA battery;
3.5mmφ Earphone jack for Stereo Line Out
Transmitter power from DC adaptor or USB
Transmit range 30m (Open field)
Antenna for TX and RX embedded
Signals penetrate through walls
Easily install plug-in need only
Low power consumption
Digital transmission at CD quality
1
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Package Contents
Check the package before you enjoy the product.
(X1)
(X1)
USB cable
RCA cable
(X1)
Pocket receiver
USB / Line in Transmitter (X1)
(X1)
RCA plug jack
1.5V AAA battery
9V DC adaptor
Earphone
(X2)
(X1)
(X1)
(X1)
Users Manual
_
_
+
+
Names of parts
Transmitter
Channel selector
Power switch: USB
Power switch: Off
Power Switch: Line in
LED: USB
LED: Line in
Phone jack
DC jack
USB jack
2
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Receiver
Strap eyelet
LED(blue)
Power
Power off
(Tact switch)
LED(orange)
Link
Power on
Battery
compartment
cover
Volume control
Phone jack
(
)
Channel selector
Getting Start
1. Open the battery compartment cover of receiver.
Insert 2X AAA batteries into battery compartment.
Make sure the plus and minus poles of battery was
correctly touched their contains.
2.
3. Close the battery compartment cover.
1
2
3
3
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4. Installation of earphone and Receiver
Pierce through
Screw on
Screw off
Audio source to transmitter
5.
5.1 Audio source(PC or Notebook):Connect the
transmitter to audio source with USB cable.
Notebook
PC
5.2 Audio source( DVD,VCD,CD,DAB Mp3):Connect
the transmitter to audio source with RCA cable.
With power adaptor plug the transmitter into standard
electric outlet.(If Audio source is from PC or Notebook,
you don’t need to plug with power adaptor.)
6.
Operations
1. Turn on the Transmitter and Receiver.
2. Turn on the audio source.
3. Adjust the channel selector to the same channel
between Transmitter and Receiver.
4
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Trouble Shooting
Please read this users manual carefully before using the
Wireless Audio Product. If you still have difficulties to
use the product, consult the following syndrome, which
will guide you to solve most common problems.
No Sound
1. Check the adaptor rightly connected.
Check the batteries are in full electric power.
Power On/Off switch is in right position.
Check all the cables well and rightly connected.
Check Transmitter and Receiver at the same channel.
2.
3.
4.
5.
Having Interference
Move Transmitter and Receiver slowly to find a best
1.
reception position for your audio system.
2. Shorten the distance between Transmitter and Receiver.
Check if there is any interference of 2.4GHz radio
frequency sources or electrical appliances, such as
microwave oven, 2.4GHz cordless phone, WLAN or
Bluetooth headset, near the Receiver source.
Please turn off the interference source or change the
channel.
3.
4.
5.
If there is any interference radio frequency source near
Receiver, try to switch the channel to get a best
performance.
Check Transmitter and Receiver at the same channel.
6.
5
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Specification
Specification
Item
Transmitter
Receiver
Description
Supply voltage
1.2 or 1.5V AAA
battery x2
USB power or 9VDC
100 mA (Typical.)
Current consumption
120 mA @2.4VDC
(Typical)
Operating temperature
Frequency range
Modulation
-10 C ~ +60 C
2400 ~ 2483.5 MHz
FSK (Modulation Index 0.5)
8
Channel number
Channel spacing
Channel frequency
Frequency stability
TX Power
9 MHz
2410, 2419 ~ 2473 MHz
100 KHz
EIRP +10 dBm
RX Sensitivity
-85 dBm (Typical)
20 ~ 20 KHz, -3dB
83dB (Typical)
75dB (Typical)
83dB (Typical)
-73dB (Typical)
Response
Dynamic range
Separation
SN ratio
THD
6
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6060409015-11
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