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 Hard Drive HDD HDMI 1 HP 255 G2, AMD E, 1 GHz, 39.6 cm (15.6"), 1366 x 768 pixels, 2 GB, 500 GB HP 255 G2. Product type: Laptop, Form factor: Clamshell. Processor family: AMD E, Processor model: E1-2100, Processor frequency: 1 GHz. Display diagonal: 39.6 cm (15.6"), Display resolution: 1366 x 768 pixels. Internal memory: 2 GB, Internal memory type: DDR3L-SDRAM. Total storage capacity: 500 GB, Storage media: HDD, Optical drive type: DVD Super Multi. On-board graphics card model: AMD Radeon HD 8210. Operating system installed: Windows 8.1. Product colour: Silver https://www.itpro.co.uk/laptops/23412/hp-ubuntu-laptop-255-g1-review By using Linux, HP hasn't had to shell out for a Windows license and has been able to price this 15in laptop at £200, a rare occurrence. The G1 runs Ubuntu 12.04, which came out in 2012, but it's a Long Term Support release supported until 2017, which ma... Bargain price; Ubuntu is versatile and intuitive; Decent ergonomics Potentially unfamiliar OS; Low power levels; Uninspiring looks A decent budget laptop useful for basic word processing and web browsing....