JBL GX642 Part Number: GX642 Type: Home Theater Speaker System Frequency Response: 75hz-21khz Sensitivity: 91dB Power Supply: Power Supply: Our items come with the standard USA power supply and do not support other region power supply inputs without a power supply adapter. We do not supply regional power supply adapters. If customers purchase our products and intend to use them outside the US then it is their responsibility to obtain a power adapter for that region. Dimensions & Weight: 3.67