Onkyo has included expanded audio, video, USB, network and internet connectivity in two new upgraded models in its HT-RC family of home theater receivers. The new Onkyo HT-RC370 and HT-RC360, which replace the HT-RC270 and HT-RC260, are also among the first AV receivers equipped with the new Marvell Qdeo 4K video upscaling processor. Both include a front-panel USB port that offers a direct digital connection for an iPod or iPhone, along with support for audio playback from USB mass-storage devices. The USB port even support album art from your iPod/iPhone…