Model & Positioning
Model: ASUS VivoBook 15 X1504VAP-NJ2864WS — part of the 2024/2025 VivoBook 15 (X1504) series. 
Colour: Quiet Blue finish. 
Use case: Everyday productivity, study, office work, casual multimedia — not aimed at heavy gaming or professional graphics work.
Processor & Performance
CPU: Intel Core 5 120U — base clock 1.4 GHz, boost up to ~5.0 GHz. 
Architecture: 10 cores (2 Performance + 8 Efficiency) and 12 threads. 
Cache: 12 MB L3 cache. 
Graphics: Integrated Intel Graphics (no discrete GPU). 
Memory & Storage
RAM: 16 GB DDR4 total — comprised of 8 GB onboard + 8 GB via SO-DIMM. 
Upgradeability: Hands-on expansion possible — one SO-DIMM slot available to raise up to 24 GB. 
Storage: 512 GB M.2 NVMe PCIe 4.0 SSD.
Display & Visuals
Screen: 15.6-inch Full HD (1920 × 1080) IPS / LED panel.  
Refresh rate: 60 Hz. 
Brightness: ~ 250 nits. 
Color gamut: ~ 45% NTSC (modest color coverage). 
Features: Anti-glare coating, TÜV Rheinland certification for low blue light. 
Design: Slim bezels, ~84% screen-to-body ratio in this series. 
Ports & Connectivity
USB:
  • 1 × USB 3.2 Gen1 Type-C 
  • 2 × USB 3.2 Gen1 Type-A
  • 1 × USB 2.0 Type-A 
HDMI: 1 × HDMI 1.4 port. 
Audio: 3.5 mm combo jack (headset/mic). 
Wireless:
  • WiFi 6 (802.11ax, dual-band)
  • Bluetooth 5.2 (or version in that ballpark)
Build, Design & Other Features
Weight: ~ 1.70 kg. 
Thickness / Profile: Around 1.79 cm (or 17.9 mm) in many listings.
Hinge: 180° lay-flat hinge (permits the screen to open fully flat). 
Keyboard: Backlit chiclet keyboard.
Touchpad: Precision touchpad with integrated fingerprint sensor (on many units) 
Webcam: 720p HD camera with a privacy shutter. 
Battery: 42 Wh, 3-cell Li-ion battery. 
Power Adapter: 45W adapter included. 
Software, Security & Extras
Operating System: Windows 11 Home. 
Bundled Office: Office Home 2024 + Microsoft 365 Basic (1-year validity) included. 
Security: Fingerprint login (when supported), firmware TPM, BIOS password support. 
Audio & Software: SonicMaster-tuned speakers; software like MyASUS, ScreenXpert, etc. 
Warranty 
Warranty: 1 year manufacturer’s limited warranty (typical for ASUS notebooks in this lineup).