13 cm (5") High-End low midrange driver with stiff, anodized aluminium cone, solid aluminium die-cast basket and elastic rubber surround. Extremely low electrical and mechanical losses due to vented pole plate and vented damper. Capton voice-coil and impedance control ring. Extremely long cone displacement due to long stroke voice coil. Suitable as low-midrange driver for 3-way High-End applications up to 5000 Hz.