Boat Rockerz 518

The item shown is a boAt Rockerz 510 Bluetooth Wireless On-Ear Headphone, also sometimes referred to as the Rockerz 518. 

Features 50 mm drivers for "super extra bass" and high-definition sound. 

Provides up to 20 hours of audio playback on a single charge with its 400mAh battery. 

Includes a built-in microphone and multi-function buttons for call and track control. 

Designed to be lightweight (230 grams) and features comfort-fit ear cups. 

The price visible in the image is ₹1590.