ลำโพงบลูทูธ BOSS Mini Speaker Power Bass Portable Speaker Outdoor Subwoofer With Microphone

Dual passive radiators:Deliver surprisingly deep low notes and face in opposite directions to minimise vibrations High-efficiency transducers:Moving twice as much air for their size as typical transducers - and more aire movement means more powerful sound Aux input:Auxiliary input allows you to connect to other audio sources Easy charging and get up to 12 hours of play time per full charge Voice prompts for easy Bluetooth pairing Up to 10-hour battery life per charge Built-in speakerphone