Bosch PLE‑1MA060‑EU. Impedance: 8 Ом, Sensitivity: 93 dB, Maximum input level: 230 V. Connectivity technology: Wired. Input frequency: 50/60 Hz. Depth: 270 mm, Height: 100 mm, Weight: 8500 g. Operating temperature range (T-T): -10 - 45 °C, Storage temperature range (T-T): -40 - 70 °C