收音机是家用电器中历史最悠久、数量最多、使用最为普及的电子产品。我国在80年代前是以大体积的半导体台式收音机为主流,随着电子技术的迅速发展,收音机已向小型化、微型化、多功能化方向发展。本文介绍一种可以直接放入耳朵里的超小型收音机,令您在上班、旅游时都能够轻松收听音乐和其它节目。 Radio is the oldest appliance in the home appliances, the largest number, the most widely used electronic products. In the 1980s, our country was dominated by a large-sized semiconductor desktop radio. With the rapid development of electronic technology, radios have been miniaturized, miniaturized and multifunctional. This article describes a sub-mini radio that plugs directly into your ear, allowing you to easily listen to music and other programs while you work and travel.