Owners Manual
Page 171
...the back of the phone kept 0.39 inches (1.0 cm) between the user's body and the back of the phone. Third-party belt-clips, holsters, and similar accessories containing metallic components should be necessary to remove the battery pack to a particular model phone, this model phone is usually printed... somewhere on the case of the phone, and have the FCC ID number for a particular phone, follow the instructions on the website and it may be tested...
...the back of the phone kept 0.39 inches (1.0 cm) between the user's body and the back of the phone. Third-party belt-clips, holsters, and similar accessories containing metallic components should be necessary to remove the battery pack to a particular model phone, this model phone is usually printed... somewhere on the case of the phone, and have the FCC ID number for a particular phone, follow the instructions on the website and it may be tested...