Dual electronics receiver xgps150 available at amazon.com does not require a physical connection. It is bluetooth and, per the reviews and product description, works on the I-devices. mary Mary Otten motten53@xxxxxxxxx To change your email settings (unsubscribe, digest only, or vacation mode): http://senderogroup.com/social_media/email.htm Additionally, to unsubscribe send an email to gps-talkusers-request@xxxxxxxxxxxxx with "unsubscribe" in the Subject.