Portable audio and video players are entertainment devices for on-the-go. For people who want to listen to music while they work out, or watch movies or television series during their long commute to work, portable audio and video devices are one of the must-have devices. These devices have a large storage space for multimedia. Although smartphones have now incorporated all the features of such devices, the multimedia applications on these phones do drain the battery. In such cases, using a dedicated multimedia device such as a portable audio and video device can be handy. These devices are available in various sizes and with different features. Here are a few things to look for while buying a portable audio and video player: