A small speaker in the tag emits an alarm if someone attempts to remove the tag or to leave the store with tagged merchandise.

如果有人试图移动标签或者带走标签商品，标签内的微型发声器将发出警报。

youdao

Boys have a lot of bits and pieces pocket, two small screws, a group of copper, three thumbtacks, a small speaker, as well as a few pieces of iron sheets and four small beads.

男孩子的口袋里有很多零碎东西，两个小螺丝、一团铜线、三枚图钉、一只小喇叭，还有几块铁片和四颗小珠子。

youdao

While other brands built large and complicated speakers, SA presented in 1984 a small speaker with an unusually big sound. At that time it was unusual to work with big sound from small speakers.

当其他品牌还在建造又庞大又复杂的扬声器时，1984年，SA推出了一款支持非常强劲的声音的小巧扬声器，在那个时候，小巧的扬声器配合强劲的声音是非常不寻常的。

youdao

Positioned as a small speaker with big sound, the ovular unit features a top-mounted Lightning dock for iPhones and iPod Touches.

ENGADGET

The JBL Flip can be placed horizontally to perform like a small speaker system or flipped upright on a desktop for room-filling sound.

ENGADGET: JBL freshens its portable speakers with Micro II, Bluetooth-toting Flip and Micro Wireless

To control its volume, I had to adjust it using a button on the small speaker, or use the Sonos app, which I tested on an iPad and Android phone.

WSJ: Raising the Bar for Better TV Sound