Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Y When performance is your priority, rely on proven, trusted technology. With the cylindrical lithium-ion battery cell your laptop gets stable power that’s great for high-performance devices. Lithium-Ion (Li-Ion) Numeric keyboard Y Solid state drive SSD USB 3.2 Gen 1 (3.1 Gen 1) Type-C port 1 HDMI 1 HP 255 G8, AMD Athlon Gold, 2.4 GHz, 39.6 cm (15.6"), 4 GB, 256 GB, Silver HP 255 G8. Product type: Laptop, Form factor: Clamshell. Processor family: AMD Athlon Gold, Processor: 3150U, Processor frequency: 2.4 GHz. Display diagonal: 39.6 cm (15.6"). Internal memory: 4 GB, Internal memory type: DDR4-SDRAM. Total storage capacity: 256 GB, Storage media: SSD. On-board graphics card model: AMD Radeon Graphics. Product colour: Silver. Weight: 1.74 kg