Michael, What did you have to do to get the external receiver to work instead of the iPhone's built in receiver? 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.