New York, February 13 (IANS): US technology giant Apple has reportedly announced to launch iPhone 5se and a new iPad Air on March 15, a media report said. The new 4-inch iPhone would be available online and in retail stores on March 18. Apple is unlikely to offer pre-orders for the new devices, tech website 9to5mac reported on Friday. Manufacturing of the new iPhone began ramping up in January. The iPhone 5se is an improved version of iPhone 5s that have specifications of iPhone 6 such as iPhone 6's 8-megapixel primary camera, 1.2-megapixel front camera, NFC chip for using Apple Pay, company’s latest A9 processor, and improved connectivity like faster Wi-Fi.