Regarding the Slingbox name, Slingbox.com - How to change the name of your Slingbox 350 or 500.
Regarding a hardware ("factory") reset of your Slingbox, Slingbox.com - How to reset your Slingbox to factory settings
Regarding a Slingbox that supports coaxial ATSC/NTSC/QAM tuning, the Slingbox PRO-HD still does but it is not a current model and may not be supported by future SlingPlayer software (see Which SlingPlayer software works with my Slingbox?).
Amazon link for Slingbox PRO-HD: Sling Media Slingbox PRO-HD SB300-100 (Old Version)
Notable support article regarding the Slingbox PRO-HD and AirPlay: Known limitation when using AirPlay with the Slingbox PRO-HD or SOLO