Yammy Yamaha – It's the pending YH-5000 in standard and SE versions, an open-backed flagship headphone which updates the company's 1976 planarmagnetic driver and suspends it in a lightweight magnesium frame with a choice of smooth leather or ultrasuede earcups. Standard accessories are a 3.5mm and 4.4mm silver-coated copper cable. The SE version [$5'000] will add more accessories. Basic specs are 5Hz – 70kHz bandwidth, 98dB/mW sensitivity, 34Ω impedance and 320g weight.