Triangle ICT8 In-Ceiling Speakers power-cable 50-60 HzOperation: 2 x 40

50-60 HzOperation: 2 x 40 W Standby < 0

It uses the same aluminum basket and treated paper cone to achieve the perfect tonal balance

this is a headphone you can’t really upgrade from unless spending a couple of thousand USD more

With Counter-Rotational Core Twisting to Cancel Induced Distortion

According to the emailed brochure

Triangle ICT8 In-Ceiling Speakers power-cable 50-60 HzOperation: 2 x 40Secret ICT8 Custom Install Circular In Ceiling Speaker Secret ICT8 ICT8 is a circular speaker equipped with a 200mm driver and a 25mm adjustable silk dome tweeter for a total diameter of 284mm. SPECIFICATIONS Speaker Specifications Type : In ceiling speaker Crossover : 2 ways Sensitivity : 88 dB Bandwidth (+ 3dB) : 50Hz 20 000 Hz Nominal Impedance : 8 Minimum Impedance : 3 * The impedance of a speaker can be simplified as an electrical resistance. The