How much does echo cost in us?

Could you please clarify the meaning of "echo" in this context? Are you referring to a specific cryptocurrency, a service, or a technology? If it's a cryptocurrency, I'm not immediately familiar with one named "echo." However, if you're asking about the price of a particular cryptocurrency or asset in US dollars, it's important to note that prices fluctuate constantly based on market conditions. The best way to find out the current price would be to look it up on a reputable cryptocurrency exchange or price tracking website. Alternatively, if "echo" refers to a service or technology that can be purchased, the cost would depend on various factors such as the provider, features included, and any applicable discounts or promotions. To get an accurate price, I recommend reaching out to the provider directly or checking their website for pricing information.