This amplifier has 5.1 channels — perfect for watching movies.
Tips
usage
功放 is short for 功率放大器 (gōnglǜ fàngdàqì, 'power amplifier'); adding 机 makes it more colloquial. In hi-fi/stereo contexts, a 功放机 sits between the source (CD/streamer) and the speakers (音箱 yīnxiāng).