Thank you for your recent inquiry in regards to what iPhones are compatible with the CDDHS1050P. We are happy to help. The CDDHS1050P is compatible with the following iPhones.

iPhone 4
iPhone 3GS
iPhone 3G
iPhone

Hello JBM, the CD-DHS1050P does have a 3.5 mm headphone jack on the front of the CD player.

Thank you for your inquiry regarding the LC70C8470U and the LC70LE857U. The differences between these two models is that the LE857U has a Dynamic Contrast Ratio of 12,000,000:1 where the C8470U features a Dynamic Contrast Ratio of 10,000,000:1. The LE857U also features Bluetooth compatible technologies for connecting a Bluetooth wireless keyboard and mouse as well as for the 3D glasses. If you would like to see both of the specifications for these units side by side feel free to visit http://www.sharpusa.com/Product/Compare.aspx?models=LC70C8470U,LC70LE857U.

Thank you for your interest in the CDDHS1050P. This model is rated for AC 120 V ~ 60 Hz. As for the Sharp logo. All Sharp logos follow the specified copyright rules. If the logo looks flipped or peeled in any way, this may have something to do with the photo quality. If you have any further questions please contact a Customer Case Specialist at 1-800-237-4277. We would be happy to assist.