远距离

zhè ge jiē shōu qì jiē shōu xìn hào de yuǎn jù lí dà yuē wéi yīng chǐ

这个接收器接收信号的远距离大约为30英尺。

The receiver has a wide range of about 30 feet.

yī gè yuǎn jù lí zhào xiàng yòng de tòu jìng kě yǐ zì yóu qǔ shě

一个远距离照相用的透镜可以自由取舍。

A telephoto lens is available as an option.