dB Logic (http://www.dblogic.com) has announced what it says the world’s first family of no-battery-required, ultra-low distortion sound pressure level limiting headphones and earphones for teens and adults.

The headphones and earphones with SPL2 technology are designed to help protect users from long-term hearing damage, according to the folks at dB Logic. In addition, the company is also launching “dB Logic for Kids,” the first family of headphones with SPL2 technology designed for children.

dB Logic’s proprietary sound pressure level (SPL) limiting technology, SPL2, limits volume levels and provides consumers with a low-distortion listening experience. Additionally, dB Logic headphones and earphones integrate a SPL2 monitoring circuit that regulates the volume where needed, while still keeping the musical content largely unchanged.

dB Logic headphones and earphones for adults will be available in early November on the dB Logic web site and from selected retailers with manufacturer’s sugg