Casio's new keyboard lets anyone play along to songs without ever hitting a wrong note
Casio's new Feel Sync technology helps keep new players in tune.
原文出处：Engadget （本文由聚合程序自动采集，版权归原作者所有）
原文出处：Engadget （本文由聚合程序自动采集，版权归原作者所有）