Hama 00113161, 1-way, 190 W, 4 Ω, 90 dB, 6.6 cm, 16.5 cm Hama 00113161. Speaker type: 1-way, Peak power: 190 W, Impedance: 4 Ω. Mounting depth: 6.6 cm, Diameter: 16.5 cm