Zen M4i comes with a 1800 mAh battery which keeps M4i live for hours. This stronghold lithium monster would make your life go on and on with it's record breaking backup capability which turned out to be one of the key highlights of M4i. Stunning & alluring pulchritudinous of M4i would just make you go crazy about this "thingamajig." You would be caught gawking at your zero-size metallic structure of M4i. The unique design of M4i truly makes it a rare breed among the gizmos. Attested with a 1.3 MP rear camera, capturing your best moment is at your finger tips. Click of a button would freeze the frame for ever and with 16 GB expandable memory made available, you wouldn't have to worry about deleting a previously captured snap. M4i also holds together a firm multimedia platform to bring your M4i into life. With Multimedia, watching your favorite movie on the go or listening to your favorite music is no longer a hassle. Hustle-up and pick up a M4i today and experience the change. Powerful stronghold speakers are embedded into the angelic structure of M4i. Never ever worry about not having a speaker with you to share loud music with your friends and loved ones, because, it comes with this "doodad", M4i which is one of the many brainchild of Zen Mobiles.