CDA ECH71, 427 m³/h, Ducted/Recirculating, 64 dB, Wall-mounted, Black, Buttons CDA ECH71. Maximum extraction power: 427 m³/h, Type of extraction: Ducted/Recirculating, Noise level: 64 dB. Type: Wall-mounted, Product colour: Black, Control type: Buttons. Grease filter type: Charcoal, Number of filters: 2 pc(s). Bulb power: 50 W, Number of bulbs: 2 bulb(s), Bulb type: Halogen. Connected load: 240 W, Energy efficiency class (old): E