How far away should I sit?

The appliance should be placed at a distance of 25 to 75 cm from where you are sitting. Choose a distance you find comfortable. The closer you sit to the appliance, the shorter the session can be. HF 3300/3301: distance 25 cm: 30 minutes distance 50 cm: 1 hour distance 75 cm: 2 hours HF 3304: distance 20 cm: 30 minutes distance 40 cm: 1 hour distance 60 cm: 2 hours HF 3305, setting 1: distance 25 cm: 1 hour distance 40 cm: 2 hours HF 3305, setting 2: distance 20 cm: 30 minutes distance 40 cm: 1 hour distance 60 cm: 2 hours.

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