Excerpt: This reveals space for an SDHC/SD/MMC flash memory card slot, mini USB port and a mini VGA socket. You can then hook up your Mac to provide a maximum image resolution of 640x480. Unfortunately, you can’t use the projector with an iPhone using the cables supplied. Additional resolutions aren’t supported by the Aiptek PocketCinema V20. It compensates for that by including 2GB of internal memory. Sound is produced by a single 0.5W speaker.