The PG348Q is out for release - it is a 21:9 aspect ratio ultra-wide screen with a curved format and 3440 x 1440 resolution. It features an IPS panel with NVIDIA G-sync support, and according to the press release can support refresh rates up to 100Hz.

News item updated:

The monitor uses a curved 34” AH-IPS (Advanced High Performance In-Plane Switching) panel from LG at 60Hz, it however is 'overclocked' up to 100Hz on this model. The monitor has a 3440 x 1440 resolution (21:9 aspect ratio), 1000:1 static contrast ratio and 178/178° horizontal/vertical viewing angles. 

The monitor looks to be 100mm VESA compatible and is fitted with DP 1.2 (gor G-SYNC), HDMI 1.4, 4 USB 3.0 ports and a 3.5mm earphone jack. Stereo speakers are also integrated. The DP 1.2 input is compatible with G-SYNC and 3440 x 1440 @ 100Hz. The pricing is roughly $1200-1300 USD