Interior IC 82Interior IC High-End In ceiling speaker Simple mounting with special mechanism Twin tweeter with 19mm aluminium dome and high power Neodym magnet Special tweeter alignement for best sound Multi-Directivity circuit to optimize the speaker to the room Woofer and midrange with carbon fibre cone and phase plug Massive speaker terminal High quality crossover with APOC Specifications • Equipment 1x200, 2x19 mm • Power handling RMS / max. 100/180 watts • Impedance 4-8 ohms • Frequency response 32-35.000 Hz • Crossover frequency 3.500 Hz • Recommended amplifier output 20-180 watts • Sensitivity 91 dB • Outerdiameter 272 mm • Cutting Out 238 mm • Mounting Depth 100 mm • Cabinet surface White