1. Input voltage :90-132/180-264VAC , changed by switch2. White cap over the connectors for security setting of dust-proof protection for electrical shock3. Protections: Short circuit / Overload / Over voltage / Over temperature
1. Professional multimedia speaker system. 2. A variety of sound patterns: Rock, Classic, Bass, Live, Normal 3. Amazing good voice and powered bass come from the Acoustic Sound System. 4. New 3 inch full frequency louder-speaker unit,superior sound qualit