40 41Children with hearing lossIn addition to seeing a physician for a medical evaluation, achild with a hearing loss should be directed to an audiologistfor evaluation and rehabilitation since hearing loss may causeproblems in language development and the educationaland social growth of a child. An audiologist who is qualifiedby training and experience to assist in the evaluation andrehabilitation of a child with hearing loss is recommended.Cell phoneSome hearing aid users have reported a buzzing sound in theirhearing aids when they are using cell phones. According to theANSI C63.19 standard, the compatibility of a particular hearingaid and cell phone can be predicted by adding the rating for thehearing aid immunity to the rating for the cell phone emissions.The sum of the hearing aid rating (e.g. M2/T2 = 2) and thetelephone rating (e.g. M3/T3 = 3) is 5, and any combinationthat equals 5 will provide ‘normal use’. A sum of 6 or greaterindicates ‘excellent performance’. The equipment performance,measurements, categories and system classifications are basedupon the best information available but cannot guarantee that allusers will be satisfied.The rating of this hearing aid is at least M2/T2. Your hearinghealthcare professional can provide the actual rating for thishearing aid.Note: The performance of the individual hearing aids mayvary with individual cell phones. Therefore, please try thehearing aid with your cell phone or, if you are purchasinga new phone, please be sure to try it with your hearing aidprior to purchase. For additional guidance, please ask yourhearing healthcare professional for the booklet entitled“Hearing aid compatibility with digital wireless cell phones.”Information and explanation of symbolsxxxxThe CE symbol is a confirmation by Unitron that thisUnitron product meets the requirements of the R&TTEDirective 1999/5/EC on Radio and TelecommunicationTerminal Equipment. The numbers after the CE symbolare the numbers of the consulted certified bodiesunder the above mentioned directives.This symbol indicates that it is important for the user toread and take into account the relevant information inthis user guide.This symbol indicates that it is important for the userto pay attention to the relevant warning notices in thisuser guide.Important information for handling and product safety.Australian EMC and Radiocommunications compliancelabel.This symbol indicates that the products described inthese user instructions adhere to the requirements foran application part of Type B of EN 60601-1. The surfaceof the hearing aid is specified as applicated part ofType B.