Pioneer TS-G1720F. 17cm 2-way coaxial speaker (300 W). The new, improved G-Series speakers are specifically designed to deliver premium, powerful sound and offer excellent value for money. Their robust, lightweight construction with even more mounting options makes installation in a large number of vehicle models very easy. And thanks to their improved power handling and high sensitivity, these speakers deliver rich, deep bass and natural, clear highs - even at high volumes.