Precision to the Finest Detail
Envision bigger with 2560 x 1440 WQHD, packing four times the pixel density of 720p! New premium 16:9 wide-format PB258Q LED display with IPS panel affords 178° wide viewing angles for better productivity, opening extra multitasking space to fit more windows and projects on-screen. ASUS exclusive SplendidPlus Video Intelligence Technology, QuickFit Virtual Scale, and 100% sRGB fidelity ensure reality-defining color and image accuracy, giving you true “what you imagine is what you create” power. HDMI/MHL2.0, DisplayPort, and dual-link DVI support WQHD natively, accentuated by room-dominating audio via twin 2.5-Watt speakers. To help you stay naturally focused, ergonomic design includes tilt, swivel, pivot, and height adjustment, plus streamlined cabling that keeps clutter off your desktop. PB258Q’s edge-to-edge frameless design is ideal for seamless multi-display environment setup.
Flicker-free and Low Blue Light
Say goodbye to tired, strained eyes. PB258Q features ASUS Flicker-free and Low Blue Light technologies to reduce instances of eyestrain and other damaging effects when spending long, countless hours in front of a display.
PB258Q has undergone stringent performance tests and is certified flicker-free and Low Blue Light by TÜV Rheinland laboratories, a global provider of technical, safety, and certification services 
ASUS Blue Light Filter
PB258Q also comes with the ASUS Blue Light Filter to protect you from harmful blue light; a new OSD menu lets you easily access and select four different filter settings onscreen.
- Display
Panel Size: Wide Screen 25"(63.5cm) 16:9
Color Saturation : 100%(sRGB)
Panel Backlight / Type : AH-IPS
True Resolution : 2560x1440 *
Pixel Pitch : 0.216mm
Brightness(Max) : 350 cd/㎡
ASUS Smart Contrast Ratio (ASCR) : 100000000:1
Viewing Angle (CR≧10) : 178°(H)/178°(V)
Response Time : 5ms (Gray to Gray)
Display Colors : 16.7M
Flicker free
- Video Feature
Trace Free Technology : Yes
SPLENDID Video Preset Modes : 8 Modes (sRGB Mode/
Scenery Mode/Theater Mode/Standard Mode/
Night View Mode/Game Mode/Reading Mode/
Darkroom Mode)
Skin-Tone Selection : 3 Modes
Color Temperature Selection : 4 Modes
QuickFit (modes) : Yes (Letter/A4/Alignment Grid/
Photo Modes)
Low Blue Light : Yes
HDCP support : Yes
- Audio Features
Stereo Speakers : 2.5W x 2 Stereo RMS
- Convenient Hotkey
SPLENDID Video Preset Mode Selection
Auto. Adjustment
Brightness Adjustment
Volume Adjustment
Input Selection
QuickFit
- I/O Ports
Signal Input : HDMI/MHL, D-Sub, DisplayPort 1.2,
Dual-link DVI-D
PC Audio Input : 3.5mm Mini-Jack
Earphone jack : 3.5mm Mini-Jack
- Signal Frequency
Analog Signal Frequency : 24~160 KHz(H)/ 23~80 Hz(V)
Digital Signal Frequency : 24~160 KHz(H)/ 23~80 Hz(V)
- Power Consumption
Power On <28w (based on the energystar 6.0 standard)
Power Saving <0.5W
Power Off < 0.5W
Voltage 100-240V,50/60Hz
- Mechanical Design
Chassis Colors : Black
Tilt : +20°~-5°
Swivel : Yes
Pivot : Yes
Height Adjustment : Yes
VESA Wall Mounting : 100x100mm
Frameless Design : Yes
Quick Release Stand Design : Yes
- Security
Kensington lock
- Dimensions
Phys. Dimension with Stand(WxHxD):
570.8 x 411.4 x 220mm
Phys. Dimension without Stand(WxHxD) :
570.8 x 340.9 x 59.6mm(For VESA Wall Mount)
- Weight
Net Weight (Esti) : 7.5kg
Gross Weight (Esti) : 10kg
- Accessories
Dual-link DVI cable (Optional)
VGA cable
Audio cable
DisplayPort cable (Optional)
Power cord
Quick start guide
HDMI cable (Optional)
Warranty Card
- Regulation Approval
Energy Star®, BSMI, CB, CCC, CE, CU,
EPEAT (Gold) by region , ErP, FCC, ISO-9241-307,
J-MOSS, PSE, RoHS, TCO6.0, UL/cUL, VCCI
, WHQL (Windows 8, Windows 7), MEPS, RCM
- Note
*2560x1440 resolution (via DisplayPort1.2, HDMI,
MHL2.0, Dual-link DVI)
1920x1080 resolution(via D-sub)