New Delhi, Nov 24 (IANS): With its aim to provide the best audio experience, Sony India on Friday expanded its noise cancellation line-up with the launch of four new wireless headphones starting from Rs 14,990.

The line-up includes "WH-1000XM2", "WH-H900N", "WF-1000X" and "WI-1000X" at Rs 29,990, Rs 18,990, Rs 14,990 and Rs 21,990 respectively.

"WH-1000XM2" and "WI-1000X" headphones are equipped with personal and atmospheric pressure optimizing features that adjust to the user's listening style and give an immersive hearing experience, a company official told reporters here.

"WH-1000XM2, "WF-1000X" and WI-1000X" come with Sony's integrated technology called "SENSE ENGINE" that will offer a personalised experience for every sound, including music and ambient sound, has been customised for individual needs.

Taking about battery life, "WH-1000XM2" is said to last 40 hours with an audio cable or 30 hours wirelessly.

The "Quick Charge" function pumps in 70 minutes of battery life in 10 minutes of charging. WF-1000X" comes with a charging case for up to nine hours of usage.

"WH-1000XM2" and "WH-H900N" feature "Quick Attention Mode" which offers a smart way to control listening experience on the go.

Sony also unveiled a companion app called "Headphones Connect App" to let users fine-tune music. The headphones will retail at all Sony Centers and electronics stores in the country.