... .5-2A, via USBStorage deckSD Card(up to 16G)SpeakerBuilt-in Speaker x 1 8W/1WBattery1400MA 3.7VCertificationCE, FCC, and RoHS ... ,via Hands-free with echo cancellation, DUN, Phonebook. AV-INAV-IN, Visual reversing VIDEOSupport: MP4 ,AVI, ASF, WMV PHOTOSupport: JPG,PNG, ...