inputs.text: great product - wanted upgrade divoom bluetune 1 compared native union switch read problehems bluetooth connection confirmed coworkers also looked jambox jbl flip ultimate ears boom priced significantly higher beatblock sound amazing considering size weight use speaker surgery centers operating rooms sound full clear bass good taste could improved next version stated earlier used operating rooms significant background equipment noise sound full clear no problehem bluetooth connection confirmed coworkers listened native union switch sound quality equal not better according thehem light weight portable