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DOUK AUDIO TONE User Manual

DOUK AUDIO TONE
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DC9V-24V
Line
+
-
R L
R
Speaker
+
-
L
Speaker
+
-
RCA IN
Right Channel speaker
(4-8Ω)
Default equipped with 19V/3.42A
power supply, if you want higher
output please prepare larger
power supply by yourself.
Left Channel speaker
(4-8Ω)
Headset(8Ω-300Ω)
Bluetooth
indicator
AUX/USB mode only can be switched and chosen
when there are corresponding audio source input.
DC IN
AUX
indicator
USB
indicatorRCA
indicator
PhoneMP3 Tablet PC Laptop Computer
Projector TV
Power
indicator
Power buttonVOLUME/MODE knob
Power on/off
indicator
Highlight lamp
PhoneMP3 Tablet PC Laptop Computer
3.5mm OUT AUX IN USB IN
There is a protection film on the front panel, you can tear it.
!
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DOUK AUDIO TONE Specifications

General IconGeneral
Input Impedance47KΩ
Output Impedance4-8Ω
Frequency Response20Hz-20kHz (±1dB)
Audio InputRCA
Audio OutputSpeaker terminals
THD<0.05% (1kHz, 1W)
SNR≥90dB

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