The HL156DG is a PRO-grade 15.6"+7" dual-screen business laptop engineered for high-efficiency multitasking office work. Built with full-plastic ABCD chassis and available in Silver and Dark Iron Gray, it features a streamlined business styling with sturdy, durable construction. Measuring 355×218×17 mm with a slim 17mm thickness and weighing 1.56 kg, its lightweight compact form fits perfectly for business trips, daily office work and home learning.

Designed with an innovative dual-screen interworking structure that enables cross-display collaboration and data transfer between two panels to drastically boost work efficiency. The primary 15.6-inch FHD screen features 1920×1080 resolution and 60Hz refresh rate for sharp, delicate visuals and comfortable wide viewing, ideal for document editing, web browsing and video playback. The secondary 7-inch 1280×800 10-point capacitive touchscreen delivers responsive smooth touch control, enabling split-screen operation and extra task windows to keep multi-threaded work independent without mutual interference. Equipped with a 180-degree lay-flat hinge, the laptop adapts to multi-angle presentation, team collaboration and daily office scenarios.

For system security, built-in Windows Hello near-infrared 3D facial recognition allows instant hands-free unlocking for faster boot-up and comprehensive protection of personal privacy and stored data. Fitted with a standard backlit business keyboard and integrated button touchpad with comfortable keystroke feedback, it supports accurate typing even in dim lighting to facilitate all-day office productivity.

Powered by Intel Celeron N95 quad-core four-thread processor with 6MB high-speed cache and a peak turbo frequency of 3.40GHz, the device delivers stable and robust performance to run background multitasks, multiple office applications and daily multimedia smoothly. Boasting excellent upgrade potential, dual DDR4 3200MHz RAM slots enable dual-channel acceleration, while dual M.2 2280 SSD bays allow flexible storage expansion for future capacity upgrades.

A built-in high-density 7.6V 5000mAh lithium polymer battery provides 4 to 5 hours of continuous runtime to support outdoor off-grid office usage. For audio-video communication, a front-facing 1MP 30fps HD webcam pairs with high-sensitivity digital microphones and dual-chamber stereo speakers to guarantee crisp sound and fluent images during online conferences and remote classes.

Wireless connectivity covers dual-band 2.4G/5G Wi-Fi and Bluetooth 4.2 for fast stable internet and seamless peripheral pairing. The full-range port configuration includes dual high-speed USB 3.0 ports, standard Type-C, Mini HDMI video output, Micro SD card slot, 4-pole microphone-equipped 3.5mm audio jack and DC charging port, satisfying high-speed data transfer, HD screen casting, external storage and peripheral connection. It also supports wired USB and Bluetooth wireless external keyboards. Compatible with Windows 10 and Windows 11, this multi-functional dual-screen notebook is custom-tailored for high-efficiency commercial office use.