Nokia is preparing a new series (TSeries) phones soon after the Nseries, Eseries, Xseries, and Cseries. A new smartphone named Nokia T7-00 was first encountered in Ovi Publisher tool and later it sparked at FCC clearance arena. These two instances basically confirms the existence of this phone Nokia T7-00. However, Nokia hasn't still officially announced or hinted yet.
Additionally, the UA profile over at Nokia website gives us a clear picture about the device existence and it also says the device running on Symbian^3. When it reached the FCC it was further noted as that this smartphone is an N8 variant. Nokia T7 is a TD-CDMA smartphone made for China mobile. Since, it was the world's largest mobile carrier serving about 600 million customers. Apparently, this will be made available in USA. As aforesaid, this smartphone runs on Symbian^3, featuring a 640 x 360 display and an 8MP camera.
Nokia T7 will not feature a HDMI port which is available in Nokia N8.