Q: My telephone should be able to operate with the EHS version ofGN Netcom, but I cannot make it work.A: Please refer to www.gnnetcom.com/gn9300/support for more information, includingcompatibility and the correct, clear dialtone switch setting.9. Maintenance, safety and disposalMaintenanceThe headband, boom arm and ear hook can be wiped with a dry or slightly damp cloth.The cords and base unit can be dry-dusted as required. The leatherette ear cushion(s) canbe cleaned or replaced. When cleaning, remove them and rinse with water. Leatheretteear cushions and ear plates can be wiped with a damp cloth, with only a little dishwashingliquid if required. Avoid getting moisture or liquids into any button sockets, receptors or otheropenings. Avoid exposing the product to rain.Children and product packagingThe packaging, including plastic bags and wrapping parts, are not toys for children. The bagsthemselves or the many small parts they contain may cause choking if ingested.Materials and allergiesThe headband is made of stainless steel, which does not have a nickel-coated surface.The stainless steel alloy has been tested for nickel release in accordance with the Europeanstandard EN 1811:1998. According to EU Directive 94/27/EF, the nickel release must be below0,50 μgram/cm2/week. The release from the headband was 0,02μgram/cm 2/week.The leatherette ear cushion(s) do not contain vinyl.Batteries and product disposalDo not expose batteries to heat or puncture them. Dispose of the product and/or batteriesaccording to local standards and regulations.18