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5. Should you experience a 

frequency jam

 and no perceived 

reception/transmission, scroll the available frequencies. To do this, switch 
between 

Channels 1 and 2

 on the transmitter and press the 

“AUTO-TUNE” 

button

 on the Rock speaker. 

 

6. ‘

Switching Off’ 

 

a)  For protection of the transmitter and power saving, the transmitter will cut 

off automatically if there is no/weak operation input signal from audio 
source for approximately 4 minutes. 

 

IF the audio signal returns, the transmitter should also turn on automatically. 

 

  b)    Turn off the speaker by pressing the 

ON/OFF button

, or wait for the unit to 

automatically switch off in approximately 4 minutes from the time the 
transmitter is turned off.

 

 

7. 

Outdoor Use & Weather Conditions 

 

a)  The rock speaker unit should be operated in a temperature range of  

14˚F – 122˚F. Operation at temperature conditions beyond this range may 
cause damage to the unit. 
 

b)  The rock speaker should be moved indoors when weather conditions are 

extreme, such as during times of heavy rain, snow or temperatures below 
14˚F and over 122˚F. 

 
 

WARNING: 

The power adaptor included with your unit is intended for indoor 

environments and use. Do NOT use the power adapter in moist or wet 
environments.    Where there is a chance of rain, you may operate the speaker with 
battery power.   

 

 

8. 

Re-charging Speaker Battery 

Use the power adapter to connect the speaker to the power outlet and the 
speaker’s built-in rechargeable batteries will re-charge automatically. 

 
 
 

  

P.5 

Summary of Contents for Rock Sounder GDI-AQRCK400

Page 1: ...User s Guide ____________________________________________ Rock Sounder Wireless 900MHz Outdoor Speaker System Rock Sounder Wireless 900MHz Outdoor Speaker System Model GDI AQRCK400 AQRCK41...

Page 2: ...heat source such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 6 Do not open the cabinet as this might result in damage to the circuitry or electrical sh...

Page 3: ...reely anywhere in your garden 6 Operate up to 150 feet 7 No line of sight limitation 8 Auto ON OFF control on transmitter 9 Auto tuning function on the speaker 10 Auto shut off on speaker 11 Rechargea...

Page 4: ...atteries in the compartment 3 Turn on the transmitter by setting the POWER switch to the ON position and the POWER LED blue on transmitter will start flashing 4 The retractable audio cord located at t...

Page 5: ...peration 3 Press the ON OFF button and turn the speaker ON The POWER LED will light up in green Switch off the speaker by pressing the ON OFF button on the speaker and the LED will be off OPERATION 1...

Page 6: ...y 4 minutes from the time the transmitter is turned off 7 Outdoor Use Weather Conditions a The rock speaker unit should be operated in a temperature range of 14 F 122 F Operation at temperature condit...

Page 7: ...olume level is set to at 50 75 of maximum SPECIFICATIONS Transmission Mode UHF stereo Carrier Frequency 900 MHz Operation Voltage Transmitter DC 12 5V 150mA Speaker built in lead acid rechargeable bat...

Page 8: ...P 7...

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