Car USB AUX Adapter

Features:
1.Direct Connection via CD changer Port with CD quality sound
2. Control music files from your car radio panel or steering wheel.
3.Support USB Flash, SD Card and 3.5mm jack input.
4.Building in high quality MP3/WMA decoder
5.Building in Amplifier chips
6.No signal interfere, No battery required
7.Smart design and Easy to install and use

Work theory:

 

Compatible list:

1999-2003 Mazda 323
2003-2006 B-Series Pickup
2006-2011 CX7 (see note 1)
2003-2011 Mazda 3
2005-2011 Mazda 5
2003-2011 Mazda 6 (see note 2)
2003-2008 Miata/MX5
2002-2006 Mazdaspd.
2002-2011 MPV
2002-2008 Protege
2004-2008 RX8
2003-2006 Tribute
Note:
1, Not compatible with Navigation radios.
2, Not all Mazda 6 supports external CDC connection, internal modification might be needed; Mazda 6, produced from Nov. 2003 to Sep. 2005, needs to solder a jumper or a 0-ohm chip register on location L716 in its head unit.
3:,RX-8 radio firmware version must be v9.55 or later, v10.1 and v9.81 not supported. (Note to check the radio firmware is available).
4,Not compatible with new mazda models with Can-bus