Part of Pioneers A Series, the TS-A6977S is a 6×9 4-way car speaker system rated 650W maximum and 100W RMS with a frequency response of 22 Hz to 24 kHz and 90 dB sensitivity. It is designed to provide broad tonal coverage and higher output for compatible factory or aftermarket 6×9 locations.

Built with a 4 ohm impedance, a 430 g ferrite magnet and a magnet size of 90 x 17 mm, the speakers require an 86 mm mounting depth for installation. The TS-A6977S fits vehicles with standard 6×9 mounting cutouts and connects via standard speaker wiring.