HTC has launched a new promo where-in it's offering free USB-C to 3.5mm audio adapter to those owning the company's latest Bolt smartphone in the US. To avail the promo, you need to head to the company's promotions-specific website (link at the bottom), and enter some details like purchase and transaction date as well as MEID number. The promo - which is valid for all Bolt purchases made before January 31, 2017 - ends February 28, 2017. Shipments are expected to begin by the end of December, although HTC says "there could be delays resulting from unforeseen inventory situations or...
Source: http://www.gsmarena.com/htc_offering_free_usbc_to_35mm_audio_adapters_to_bolt_owners_in_us-news-21810.php