RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS <b>當您最需要時更高的效能</b> 當運作低於規格限制時，Intel®渦輪加速技術2.0可藉由提高操作頻率來加快處理器及圖形晶片效能的速度。最大頻率是依據工作負載、硬體、軟體及整體系統組態而改變。 2.0 Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y You can spend more time running your business and less time concerned with IT when you have Windows 10 Pro. Build-in security, enhanced productivity features, and easy-to-implement management tools provide an essential foundation to keep your business humming. Windows 10 Pro Intel® Core™ 處理器 – 讓您隨心所欲地工作、遊戲和創作，享有快速流暢的使用體驗。 更高的效能讓使用者能全神貫注、自由創作與建立連線，體驗前所未有的效率. 更加卓越的連線速度. 一分鐘內即可完成影片編輯. Intel Core i5-7xxx 联想 ThinkPad X1 (2nd Gen), 30.5 cm (12"), 2160 x 1440 像素, 256 GB, 8 GB, Windows 10 Pro, 黑色 联想 ThinkPad X1 (2nd Gen). 顯示器尺寸(對角長): 30.5 cm (12"), 顯示器解析度: 2160 x 1440 像素. 內部儲存容量: 256 GB. 處理器頻率: 1.2 GHz, 處理器系列: Intel® Core™ i5, 處理器類型: i5-7Y54. 內部記憶體: 8 GB. 後置攝影機解析度（數字）: 8 MP, 後置攝影機類型: 單鏡頭, 前置攝影機的解析度（數字）: 2 MP. Wi-Fi 標準: Wi-Fi 5 (802.11ac). 整合式讀卡機. 重量: 1.07 kg. 提供作業系統: Windows 10 Pro. 產品色彩: 黑色