There is also a 3.5 mm stereo jack at the top of the handset. (pocket-lint.com)
Connectivity options with the Ziio 7 include Bluetooth 2.1 EDR and WiFi 802.11 b / g while the device also features mini USB port, 3.5 mm stereo jack as well as a video out port. (goodereader.com)
Even better than Bluetooth pairing, in our opinion, is the inclusion of a standard 3.5 mm stereo jack on the back of the Echo Dot (a feature we really wish they would have included on the Echo). (howtogeek.com)