Get CBSE class 11th and 12th coaching with this video lectures in external hard disk. These lectures are prepared by experienced and famous lecturers. This external hard drive contains: 702 hours of 1388 video parts with 350 GB size. Supplemented with 2450 pages and 114 MB size of e- study material. It covers Physics and Chemistry of XI, XII standard CBSE and competitive exams like IITJEE mains, IITJEE Advance, AIPMT and AIIMS. Validity: 2 years. Compatible OS: Windows XP/7/8 , License: Single Machine with Windows Operating System.