With Panasonic, you can choose from 3 different types of Home Theaters that match your preference and room. Panasonic SC-PT670 Overview; High Quality Sound: The SC-PT670 uses front and center Bamboo Cone Speakers for crisp, clear mid- and high-frequency ranges and powerful, deep bass. A rigid, low-density bamboo material used in the fron and center speaker’s cones helps achieve a clean, responseive sound. Vocals are pure and clear and dialog is crisp and easy to understand. The Kelton Type Subwoofer has an internal structure that is divided into two completely sealed spaces. The drive unit that is mounted to the space in the back causes the air in the front space to vibrate. This causes and Acoustic Filter effect in the front space to absorb unwanted noise while also vibrating the Passive Radiators. This achieves highly robust, reverberating bass sounds. Built-in Dolby Digital and DTS Decoder renders movie-theater-like sound while Home Theater Mode produces a total ouput (more…)