Croma Wireless Earphone: Buy boAt Rockerz 238 In-Ear Wireless Earphone with Mic (Bluetooth 5.0, Lithium-ion Battery, Blue) Starts at Rs.999 | Mrp Rs.2990 from Croma. Get Full Warranty Coverage and protection against damages. It includes 6 hours of playback time having a battery capacity of 110 mAh. The noise Isolation feature offers high-quality audio. Google Assistant, Siri Support offers efficient functionality. Purchase boAt Rockerz 238 In-Ear Wireless Earphone with Mic which comes with a microphone.