U.S. federal trademark · Serial No. 87533667 · Reg. No. 6411552
personal stereos; Headphones; audio speakers and wireless speakers; TV speakers; subwoofers; Portable digital music players; Audio signal cables; USB cables; USB sound quality optimizer, namely, audio amplifier; Digital to analog converters (DACs); Mobile power packs, namely, battery chargers; Hard disk drives (HDD); Solid state drives
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.