The HP P34hc G4 WQHD USB-C Curved Monitor, model 21Y56AT, is a widescreen display for office work, content creation and multitasking. Its curved 34-inch VA panel has a 21:9 aspect ratio and WQHD resolution of 3440 × 1440, giving documents, timelines and multiple application windows room across one broad workspace.
Typical brightness is 250 nits, static contrast is 3500:1 and color depth is 8 bits. The anti-glare, edge-lit screen, 178° viewing angles and typical 5 ms GtG response time support everyday viewing. Its refresh rate ranges from 48 to 100 Hz.
Connect a computer or peripherals through DisplayPort 1.2, HDMI 2.0, USB-C video input with power delivery up to 65 W, USB-B hub connectivity, USB-A ports or line-out audio. Built-in speakers are rated at 2 × 3 W.
The detachable stand tilts from −5° to +21° and adjusts by 100 mm in height, helping position the screen for a workspace. VESA mounting uses a 100 × 100 mm pattern. Package contents: connection cables, power cord, setup poster and warranty card.
