Williams Sound, LLC","Personal PA® Tour Guide Hearing Assistance System with PPA T36 transmitter, 10 PPA R35-8N FM receivers, operates on 72-76 MHz freq band. Wireless, effortless communication between guide and participants. 150' range. 5 year warranty.","The Personal PA FM Tour Guide System, model TGS PRO MULTI, provides hearing assistance to help tour group members overcome background noise and distance from the guide. Use it in factories, museums, power plants---anywhere hearing assistance is needed. The Personal PA Tour Guide System features eight selectable operating frequencies on 72-76 MHz. Multiple tour guide systems can operate within the same location, simultaneously, with no crosstalk or interference. System includes one (1) T36 transmitter with MIC 096 microphone, ten (10) R35-8 receivers, batteries, and a system carry case.
Sennheiser Electronic Corp.","Can you remember the last time you had a proper workout without any disturbances from your headphones falling out or giving up? The new Sennheiser\/adidas MX 680 sports earphones will change that on the first listen. These sweat-proof, earbud 'phones deliver outstanding, high-energy stereo sound without the need for readjustment or the trash can.The EarFin stability system provides a comfortable, secure fit that won't fall out during your workout. Further, the MX 680 is customizable for any size or shape ear. This will ensure long-term comfort without sacrificing support. A convenient volume adjuster keeps you in control of your tunes while a detachable extension cable lets you position your MP3 player where YOU want it.The DuPont™ Kevlar® reinforced cabling guarantees durability and flexibility where other sport headphones can't - even in cold temperatures. A sweat-proof, water-resistant construction lets you go your hardest during any off-season.iPod and iPhone are registered brands of Apple Computer, inc. in the USA and other countries.