First, check the Specific Absorption Rate (SAR) of your phone. You can do this by going to the Federal Communications Commission's (FCC) website. This rating will specify how much heat your body is absorbing from the gadget. The rating will only specify the amount of heat absorbed when the phone is at your ear not when it's in your body or lying anywhere sports earpiece around you.
It's a good idea to take your earpiece for hearing battery out of the device at night while it's not being used. During this time, you should ventilate the battery compartment of your world cup earpiece. This will prevent moisture from getting into the battery compartment and causing damage.
For the car phone Camera Pen - Included Solar Charger to be so small it has 64MB of Internal memory with an external memory of SD/MMC Card (max 2GB).You can display your videos through Display: 2.5 Inch TFT LCD . The screen might be small but the it shows a crystal clear picture.
The phone has an MP3 player and an FM radio with inbuilt RDS for audio entertainment. It also has a mobile jukebox feature for jazzing up your life. The phone has Bluetooth connectivity complete with A2DP technology for hands free calls and hand free earpiece listening. The phone has micro USB ports for connectivity with other devices.
The latest hearing aids are also becoming more user friendly, in terms of how they can be integrated with other technologies, like telecommunications devices. The iCom from Phonak or the Streamer from Oticon are good examples of what people are expecting from their heairng aids. These devices can easily connect to Bluetooth enabled mobile phones, Televisions and even MP3 players etc.