Aurum Cantus G1 Aluminum Ribbon Tweeter G1 is one world-class aluminum ribbon tweeter, once you listened to G1, you must be impressed by its charm. G1 is not only attractive in sound but it also reliable for using, and shielded as well. Technical data(Patent No.ZL98 2 46922.5) Rated impedance: 8Ω Rated Power: 100W Sensitivity: 102dB/W/M Frequency range: 900Hz-40kHz Ribbon dimension(mm): 14.5×150×0.01 Ribbon shape: wave Magnet: magnet shielded Recommended frequency cut: above 2000Hz External dimension: 106W×190H×110D Weight: 3.80Kg/pc