Replied by Kelly on Oct 30, 2013
Hi friend
Good day!
All items are included in package,you don't need to buy extra cables or others and it is suitable for your Benz 1996l,there is no user manual for you in package,the installation is simple,if you have any problem,you can come to us for help directly ,the case is showed as in picture our website,a simple paper case,if you place the order,just leave us your detailed shipping address,zip code,phone number and we will arrange it for you soon,thank you!
kelly