Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•When air escapes the at volumes rapidly, air turbulence noise is no longer an issue.No more frequencies reflected out the port.
•Used to adjust the , the can adjust the overall tone of the speaker.
•A passive radiator system uses the sound otherwise trapped in the enclosure to excite a resonance, making it easier for the speaker system to create the deepest pitches.
•Passive radiator operates in conjunction with the active driver at low frequencies, sharing the acoustic load and reducing the of the driver.
•Bass radiator, also known as "drone cone", for replacing the inverted tube subwoofer with the radiator and the traditional back subwoofer.