High Power 410CX High PowerDia: 100 mm, Height: 55 mmOutput: nom 40 watt and max 110 wattFrequency range: 100 – 18,000 Fo-HzNet Weight: 680g 5412PX High PowerDia: 134 mm, Height: 55 mmOutput: nom 15 watt and max 30 wattFrequency range: 60 – 20,000 Fo-HzNet weight: 645 g