Pay attention into the frequency range on the Altavoces Bluetooth �?the wider the range, the better the overall sound quality. Consider brands like Ultimate Ears that offer Bluetooth microphones for even clearer audio. Another method to gauge the audio quality of portable Bluetooth speakers is by looking at decibel https://www.bluetoothspeaker.top/retro-sound-phonograph-record-player-bluetooth-speaker-radio-music-mp3-player/