Yes, all rhombuses are parallelograms, but not all parallelograms are rhombuses. This is because the definition of a parallelogram is more lenient than that of a rhombus, so you can have parallelograms where not all four sides are equal in length to each other.
HIKVISION iVMS-4500 is a mobile phone surveillance application just based on iPhone, which supports the full line of Hikvision products, including the DS-7000/8000 series DVRs (dual stream models), DS-7300/8100 series DVRs , DS-9000/9100 series DVRs, DS-6000/6100 series digital video servers, as well as network cameras and speed domes that support ...
About Hikvision. Hikvision is the world's largest supplier of video surveillance products and solutions. The company specializes in video surveillance technology, as well as designing and manufacturing a full-line of innovative CCTV and video surveillance products.s further commitment to its customers, Hikvision annually reinvests 7% of its revenue into R&D for continued product innovation and improvement. Hikvision operates over 30 domestic branches in China and 16 overseas regional subsidiaries all over the world to achieve a truly global presence.