Specification
Processor
- Processor Brand: Intel
- Processor Model: Intel Core Ultra 5 125H
- Generation: Intel Core Ultra Series
- Processor Frequency: Up to 4.5GHz
- Processor Cores: 14
- Processor Threads: 18
- CPU Cache: 18MB Smart Cache
- AI Engine: Intel AI Boost NPU
Display
- Display Size: 14-inch
- Display Type: LED, Anti-Glare
- Resolution: WUXGA (1920 × 1200)
- Touchscreen: No
- Aspect Ratio: 16:10
- Brightness: 300 nits
- Color Gamut: 45% NTSC
- Viewing Angle: Wide View
- Screen-to-Body Ratio: 85%
- Backlight: LED Backlit
Memory
- Installed RAM: 8GB DDR5 (1 × 8GB SO-DIMM)
- RAM Speed: 5600MT/s
- RAM Slots: 2 × SO-DIMM
- Removable RAM: Yes
- Maximum RAM: Up to 64GB
Storage
- Storage Capacity: 512GB SSD
- Storage Type: M.2 2230 NVMe PCIe 4.0 SSD
- Additional M.2 Slot: Yes
- Supported SSD Slots:
- 1 × M.2 2230 PCIe 4.0 x4
- 1 × M.2 2280 PCIe 4.0 x4
- Storage Upgrade: Supported
Graphics
- Graphics Model: Intel Graphics
- Graphics Type: Integrated
- Graphics Memory: Shared
Keyboard & Touchpad
- Keyboard: Backlit Chiclet Keyboard
- Touchpad: Precision Touchpad
Camera & Audio
- Webcam: 1080p Full HD Camera
- Speakers: Built-in Stereo Speakers
- Microphone: Built-in Microphone
Ports & Connectivity
- USB Type-A: 2 × USB 3.2 Gen 2 Type-A
- USB Type-C: 2 × Thunderbolt 4 (USB4, DisplayPort & Power Delivery)
- HDMI: 1 × HDMI 2.1 TMDS
- Audio Jack: 1 × 3.5mm Combo Audio Jack
- LAN: 1 × RJ45 Gigabit Ethernet
- Optical Drive: Not Available
Wireless Connectivity
- Wi-Fi: Intel Wi-Fi 6E (802.11ax, Dual-Band 2×2)
- Bluetooth: Bluetooth 5.4
Security
- Fingerprint Reader: Yes
- Security Chip: Trusted Platform Module (TPM) 2.0
- Kensington Lock: Supported
Software
- Operating System: Windows 11 Supported
Battery & Power
- Battery Type: 3-Cell Li-ion
- Battery Capacity: 50WHrs (3S1P)
- Power Adapter: 65W USB Type-C AC Adapter
- Input: 100–240V AC, 50/60Hz
- Output: 20V DC, 3.25A
Physical Specifications
- Color: Gentle Grey
- Body Material: Aluminum
- Dimensions: 31.51 × 22.68 × 1.89–1.90 cm
- Weight: 1.49 kg
ASUS Software Features
- MyASUS System Diagnosis
- Battery Health Charging
- Fan Profile
- ASUS Splendid
- ASUS Tru2Life
- Function Key Lock
- WiFi SmartConnect
- AppDeals
Package Contents
- ASUS ExpertBook B3 B3405CCA Laptop
- 65W USB-C Power Adapter
- Power Cord
- User Manual
- Warranty Card
Warranty
- Warranty: 3 Years International Limited Warranty (As applicable for YesMatech/authorized ASUS distributor)
Description
ASUS ExpertBook B3 B3405CCA Core Ultra 5 125H 14″ WUXGA Laptop is a premium business laptop built for professionals, students, entrepreneurs, and office users who require powerful performance, advanced security, and exceptional portability. Powered by the Intel® Core™ Ultra 5 125H processor with 14 cores, 18 threads, up to 4.5GHz Turbo Boost, and Intel AI Boost NPU, this laptop delivers smooth multitasking, AI-enhanced computing, and reliable performance for demanding workloads.
Whether you’re handling office applications, attending virtual meetings, programming, or managing business projects, the ASUS ExpertBook B3 offers the speed, efficiency, and reliability needed to stay productive throughout the day.
Immersive 14-inch WUXGA Display
Enjoy crisp visuals and an enhanced workspace with the 14-inch WUXGA (1920 × 1200) LED display. The 16:10 aspect ratio provides more vertical screen space, allowing you to view more documents and spreadsheets with less scrolling. Featuring an anti-glare panel, 300 nits brightness, 45% NTSC color gamut, and an 85% screen-to-body ratio, the display delivers a comfortable viewing experience for work, online learning, and entertainment.
Fast DDR5 Memory & Expandable Storage
The ASUS ExpertBook B3 is equipped with 8GB DDR5 5600MT/s RAM, ensuring responsive multitasking and efficient performance. With dual SO-DIMM slots supporting up to 64GB, users can easily upgrade memory as their workload grows. The 512GB PCIe Gen4 NVMe M.2 SSD offers ultra-fast boot times, quick application loading, and ample storage for business files, while an additional M.2 slot allows easy future storage expansion.
Comprehensive Connectivity & Enterprise Security
Designed for today’s business environment, the ExpertBook B3 includes 2× Thunderbolt™ 4 (USB4) ports with DisplayPort and Power Delivery support, 2× USB 3.2 Gen 2 Type-A, HDMI 2.1, RJ45 Gigabit Ethernet, and a 3.5mm audio combo jack. It also supports Intel Wi-Fi 6E and Bluetooth 5.4 for fast and reliable wireless connectivity.
For enhanced security, the laptop features a Fingerprint Sensor, Trusted Platform Module (TPM) 2.0, and enterprise-level protection to help keep your personal and business data secure. A Backlit Chiclet Keyboard, 1080p Full HD webcam, built-in microphone, and stereo speakers make online meetings and remote collaboration more comfortable and professional.
Lightweight, Durable & Ready for Business
Crafted with a premium aluminum chassis in Gentle Grey, the ASUS ExpertBook B3 combines durability with portability. Weighing only 1.49 kg and powered by a 50Wh 3-cell Li-ion battery with a 65W USB-C fast charger, it is designed to support long hours of productivity whether you’re working from the office, home, or while traveling.
Additional ASUS features such as System Diagnosis, Battery Health Charging, Fan Profile, Splendid, Tru2Life, Function Key Lock, and WiFi SmartConnect further enhance the overall user experience.
Buy ASUS ExpertBook B3 B3405CCA Core Ultra 5 125H Laptop from Yesma Tech
Purchase the ASUS ExpertBook B3 B3405CCA Core Ultra 5 125H 14″ WUXGA Laptop from Yesma Tech and enjoy 100% genuine ASUS products, official ASUS warranty, competitive pricing, and fast delivery across Bangladesh. We offer a wide selection of the latest ASUS laptops to meet the needs of professionals, students, businesses, and everyday users.
Order online or visit Yesma Tech to get your ASUS ExpertBook B3 with confidence and reliable customer support.
Warranty
The ASUS ExpertBook B3 B3405CCA Core Ultra 5 125H 14″ WUXGA Laptop comes with a 3-Year Official ASUS International Warranty.

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