Hello Friends, Today I will Review the Product Boat Rockerz 400.So First of all I will Tell the Pros of this product.- It has super extra bass( 40mm Dynamic Sound Driver) - It has soft and Nice Quality Cushion so, you Can use this Headphone for a long time.- Aux supported for wired headphone.- It has 8hrs of playback time and about 4 days on standby and if its still less for you then you can connect the aux cable came with it and can use it as a wired headset for unlimited nonstop music fun.- It requires only 1 hr of charging.- It also has Adjustable and Foldable Headband.Cons; - Its bluetooth range is very less, You Have to keep your phone in your pocket for feeling the music. but if you go far away than you will hear disturbance in sound, which is very annoying for music lovers like me.- Mic quality is poor.- no memory card and FM radio support.- its not waterproof so while bathing you would not be able to Hear the music while bathing or in rain.- No else consbut headphone like this at price of just rs1999, no company is going to give you a wireless headphones like this, so close your eyes and buy this product without any doubt. I got it only for rs899 on amazon diwali sale.thanks for reading the review, if you got help from this review then please like my review.