The Pioneer A-Series TS-A1680F 4-Way， 6-1/2 in. Coaxial Speakers are an ideal choice to greatly improve sound quality and the audio experience in your vehicle that can handle a basket depth of 2-3/8 in. In addition to improved acoustic performance， these car speakers feature Pioneer's OPEN and SMOOTH sound concept which provides a seamless and smooth transition between the woofer and midrange tweeter drivers to deliver uniform， off-axis frequency response that is optimized for automotive applications where 1 or more speakers are often aimed away from the listeners' ears. The TS-A1680F speakers also feature visually appealing， partially meshed grilles and multi-fit installation brackets.

350-Watt maximum power; 80-Watt RMS

88 dB sensitivity for powerful sound

Frequency response: 36 Hz to 25 kHz

Crossover frequency: 3，600 Hz

43/100 in. polyethylene terephthalate hard dome tweeters， 2 per speaker

1-5/8 in. polyetherimide cone midranges

6-1/2 in. carbon and mica-reinforced injection-molded polypropylene cone construction

4 ohm impedance for automotive use

Includes speaker grilles， multi-fit installation brackets， mounting screws， speaker wire leads， and warranty card