Buy.com offers the Pogoplug Mobile Wireless Multimedia Streaming Device in Black, model no. POGO-V4-A1-01, for $18.99 with free shipping. That’s $11 under our October mention and the lowest total price we could find by a buck, although most merchants charge over $30. The Pogoplug Mobile streams all of your media to your mobile phone or tablet. To add space, simply connect an external hard drive, SD card, or flash drive to the device. It connects directly to your wireless network or router and includes free apps for Android and iOS.