Product information Model: Vault C6 Amplifier Type: Two-Way Bi-Amp Powered Speaker Max Power Consumption: 110 Watts Idle Power Consumption: 20 Watts Mains Input Voltage: 110-230 Volts Selectable Woofer Output Power: 60 Watts Tweeter Output Power: 40 Watts Bass Reflex: Rear Ported Enclosure material: MDF Woofer Size: 6 Inches Tweeter Size: 1.5 Inches Cross Over Frequency: 2.5 kHz Frequency Range: 45 Hz – Kevlar gives you that tight sound you seek in studio monitors. The silk dome tweeters take care of reproducing high and upper-mid frequencies. Acoustic room switch lets you tune your speakers to the size of your room. Connect either an XLR input source or a line level source.