2 USB interfaces - one for phone connection (CarPlay /Android Auto/AutoLink) and one for external storage devices and media playback

adjusting your audio is as simple as a swipe in the graphic mode

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WDR & Real-Time Monitoring

For wireless CarPlay/Android Auto

ATOTO CA-AEC03 4-Ch Car Amp - 55Wx4 RMS, Class D, SPDIF, 4-8 Ohm, for A5/A6/F7/S8/X10 (Not P5/P8/P9) CB4 2 USB interfaces - oneSmall Size, Big Power Tired of your factory speakers' poor low and high frequencies? Even with better speakers, power still lacking? The CA AEC03 is your fix! It delivers a significant power boost (55W RMS x 4 at 4) over your car stereo's preamp. Enjoy a powerful boost for clear, strong audio at any volume.