User Manual

CONNECTING THE TRANSMITTER
1. Connect transmitter to PC's USB port. When MP3 Broadcast Software
broadcasts music, the transmitter's LED will be flashing. This indicates
that MP3 audio has sent out normally.
2. If during MP3 broadcasting, USB connector is pulled out, then re-plug
in again. The LED at the USB connector will not be flashing the music
must be re-chosen again in the MP3 Broadcast Software. The LED at
the USB connector will start flashing again.
Connect transmitter to PC
2
CONNECTING THE RECEIVER
Connect receiver to speaker
1. Connect speaker's 3.5 mm stereo connector to the receiver's earphone.
2. If the user's speaker is RCA cable based, then connect to the receiver's
R/L output jacks.
3. If the speaker cable connecting to the receiver's R/L output jacks is not
RCA cable, one can consider using a 3.5 mm stereo to RCA cable
converter. Then it can connect to the receiver's R/L output jacks.
4. Plug the power source into receiver's power input jack.
PC
Earphone
R
L
Speaker
Audio
Speaker
USB STEREO AUDIO SENDER
Connect earphone's 3.5 mm stereo connector to the receiver's output
earphone.
Connect receiver to earphone
SPECIFICATIONS
TRANSMITTER :
Frequency range ........................................... 2400MHz~2483.5MHz
Modulation .................................................... FSK
Channel number ........................................... 8
Channel spacing .......................................... 9MHz
Channel frequency ....................................... 2 410MHz, 2 419MHz~2473MHz
Frequency stability ....................................... ± 100KHz
RF output ..................................................... 9.14 dBm
Audio Input .................................................... USB MAIL - Jack (V1.1)
Frequency range .......................................... 2400MHz~2483.5MHz
Channel number ........................................... 8
Channel spacing ........................................... 9MHz
Channel frequency ....................................... 2410MHz, 2419MHz~2473MHz
Frequency stability ....................................... ±100KHz
Audio Output level ....................................... 3.4 Vp-p (Max at 4Vp-p IN)
Audio Output impedance ............................. RCA Jack (L&R), <1KW
Response (I/L) .............................................. 20Hz~20KHz, -3dB
SNR (Signal Noise Ratio) ............................. 87dB (Typical)
Power Requirement ..................................... 9V 200mA ACadapter
RECEIVER :
3
Earphone
1. This system is a wireless communication product. The installation
location should have no blockage to avoid interfering with
transmission and reception. The distance between sender and
receiver should be greater than 30 metres to have every sender
transmit its best signal strength.
NOTES FOR INSTALLING THIS SYSTEM
Ant. Type & Gain ........................................... Inverted-F / 0dBi

Ant. Type ...................................................... Inverted-F