Here are best Speaker Price in Bangladesh 2019 of bluetooth, wireless, home theater, sub woofer, sound box, portable, big speaker, mini speaker, dj speaker at lowest price. Our best brand is golden field, rapoo. Firstly Computer speakers are speakers sold for use with computers. Most such speakers have an internal amplifier and consequently require a power source. Secondly wireless speakers are loudspeakers which receive audio signals using radio frequency waves rather than over sudio cables. The two most popular RF frequencies that support audio transmission to wireless loudspeaker include a variation of Wifi IEEE 802.11 while other depend on bluetooth to transmit audio data to the receiving speaker. Thirdly a loudspeaker is an electronic device which converts an electrical audio signal into a corresponding sound.