boAt Rockerz 255 Pro+ Bluetooth Headset (Cosmic Grey, In the Ear). Leave all charging worries at bay as the Rockerz 258 Pro+ comes with a humongous battery back up of 60Hours. With a few minutes of ASAP Charge you can get upto 10 hours of audio time by charging them for only 10 mins. The unbeatable boAt signature sound shines through no matter what are you playing courtesy its 10mm drivers. Rockerz 255 Pro+ are perfect for the outdoors and daily workout as they are IPX7 rated. With a few minutes of ASAP Charge you can get upto 10 hours of audio time by charging them for only 10 mins. Its multi-function Integrated controls lends an intuitive listening experience with volume increase and Decrease and Stop and Play buttons. The unbeatable boAt signature sound shines through no matter what are you playing courtesy its 10mm drivers. This neckband features dual pairing so that you can connect 2 devices at once. Check weather, news, and latest cricket scores with a single press VA on Google and SIRI with its single press voice assistant.