PIONEER 3-way coaxial speakers TS-G1730F 17 cm in diameter. Nominal input power: 40 W. Maximum input power 300 W. Composite IMPP cone. Impedance: 4? Answer: 36 to 18000 Hz. Installation depth: 49.7 mm. Size of the midrange speakers: 30 mm. Sensitivity: 90 dB.
