I've never heard of that, where is the mic placed and are the doors and windows closed during competition?
mic on passenger side windshield, car is closed.
Here are the listed classes
STREET - 1x15", 1 or 2x12", 1 to 3x10" ect
power is 1 - 2000RMS total @ any impedance
1x battery in non factory location (if needed), + 1x battery in
factory location.
No wall.
Music ONLY but not limited
vehicals MUST be road registered.
SUPER STREET - 1x18", 2x15" 3x12" 4x10" ect
power is 1 - 2000RMS total @ any impedance
1x battery in non factory location (if needed), + 1x battery in
factory location.
No wall
Music ONLY but not limited
vehicals MUST be road registered.
PRO STREET - 1X15", 1 or 2x12", 1 to 3x10" ect
power is 2001RMS to 4000RMS total @ any impedance
upto 2x batteries in non factory location (if needed), + 1x battery in
factory location.
No wall
Music ONLY but not limited
Vehicals MUST be road registered.
PRO SUPER STREET - 1X18", 2X15", 3X12" 4X10" ect
power is 2001RMS to 4000RMS total @ any impedance
upto 2x batteries in non factory location (if needed), + 1x battery in
factory location.
No wall
Music ONLY but not limited
vehicals MUST be road registered
UNLIMITED - unlimited power, unlimited subwoofers, unlimited batteries,
music or tones are ok.
Wall is OK
can be registered or unregistered BUT must be moved around with
own power. (CAN NOT be pushed or towed to lanes)
FOR ALL CLASSES - windows open or closed.
use of usb, SD or phone is ok provided the volume is controlled
by main multimedia unit.
Street,
Super Street,
Pro Street,
Pro Super Street - multimeadia units must be used in factory location
BUT can be controlled via remote from outside the vehical.
SEDANS/TRUNK - any sedan/trunk can run there subs in/on the back
seat of there vehical provided it does not protrude past the B pillar and
does NOT sit higher than the highest point of the front seats (head rest)