User guide
and on, the user is encouraged to try to correct the interference by one or 
more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to 
which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Operation is subject to the following two conditions:
1) this device may not cause interference and
2) this device must accept any interference, including interference that may 
cause undesired operation of the device.
FCC/IC RF Radiation Exposure Statement:
This equipment complies with FCC/IC radiation exposure limits set forth for an 
uncontrolled environment. End users must follow the specic operating instruc-
tions for satisfying RF exposure compliance. The antenna used for this transmitter 
must not transmit simultaneously with any other antenna or transmitter, except in 
accordance with FCC/IC multi-transmitter product procedures.
European CE Notice 
The scala rider G4 headset (the “Product”) is in conformity with the following 
essential requirements of Council Directive 1999/5/EC (referred to as R&TTE 
Directive): Articles 3.1a, 3.1.b and 3.2. The Product is manufactured in 
accordance with Annex II of the above directive.
Declaration of Conformity (DOC)
The scala rider G4 headset is compliant with and adopts the Bluetooth® 
Specication 2.1 and has successfully passed all interoperability tests that are 
specied in the Bluetooth® specication. However, interoperability between the 
device and other Bluetooth®-enabled products is not guaranteed.
IMPORTANT SAFETY AND WARRANTY 
INFORMATION – WAIVER AND GENERAL RELEASE
WARNING: 
Cardo Systems Inc., (“Cardo”) noties you that your complete and undivided 
attention is required when using a communication device while riding a 
motorcycle, scooter, moped, ATV, quad-bike, bicycle or any other vehicle or 
equipment (“vehicle”). Failure to avoid potentially hazardous situations could 
result in accident resulting in serious injury or death.
Cardo strongly advises you to take all necessary precautions and remain alert 
to the trac, weather and all road conditions. It is best to stop your vehicle on 
the roadside away from trac prior to activating or deactivating the Product 
or initiating or receiving any calls.
Do not perform pairing, linking or similar operations while operating a vehicle. 
All publications, advertisements and similar sales materials are intended to 
address technical capabilities and should not be construed as encouraging 
the operation of Cardo’s products (“Product”) in any manner that is unsafe or 
prohibited by law.
Exercise all due caution while using this Product and obey all applicable trac 
laws. Always operate the vehicle and the Product in a safe manner. Do not 
become distracted by the Product while driving or riding on a vehicle. 
Remain mindful of all driving conditions when using the Product.  Always make 
sure that any use of your hands in connection with the Product is performed 
easily, appropriately and in a safe manner. Keep your hands on the handlebar 
while operating the vehicle. Minimize the time your hands perform any operation 
on the Product and stop safely away from any trac to make adjustments. When 
riding, always consider road, trac, terrain and other conditions to maximize 
safety. Do not operate the Product if it becomes unsafe to do so. 
In some states, the use of mobile communications systems is prohibited 
or restricted. Check all laws and regulations that apply to your region 
before using the Product and be mindful that compliance with all laws and 
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scala rider
® 
G4
PowerSet










