tuning and switch knobs 15 16 and 17 respectively antenna 14 and auxiliary input jack 13 preferably speakers 12 and part of housing 11 are coated with a waterproof coating such as a rubber coating or paint alternatively other waterproofing schemes may be used for protecting the speakers 12 for example u s pat nos 3 391 754 2 829 728 and 2 517 138 disclose appropriate waterproofing schemes and are hereby incorporated by reference the knobs may also comprise waterproofing means for impeding entry of water into housing 11 such means may include walls created on the housing 11 and or the knobs creating a labyrinth passage for water alternatively other waterproofing schemes may be used for the knobs for example u s pat nos 3 391 754 3 277 739 2 502 915 and 1 162 793 disclose appropriate waterproofing schemes and are hereby incorporated by reference antenna 14 is preferably constructed of a flexible material allowing antenna 14 to bend without breaking preferably at least one protective covering shield or shell is flexibly connected to the housing 11 an example of this protective covering is protective bar 20 such covering or shield e g bar 20 may be made of aluminum or other suitable material preferably covering or shield e g bar 20 is made of a plastic such as abs or polypropylene the covering or shield e g bar 20 may be injection molded alternatively when the covering or shield is shaped as a bar the plastic may be injected into a mold preferably about half the volume needed to complete fill the mold and thus filling half of the mold then.