The regular Echo as well as the Dot, Plus, Spot and Smart Plug are available to pre-order now ahead of a release next week. Music Unlimited is available for MXN$99 a month for individuals (MXN$990 per year if you're a Prime member), or MXN$149 (MXN$1,490 per year on Prime) for a family plan with up to six people. You can also spend MXN$39 a month if you only intend to listen on a single device.