Bose QuietComfort 45
Five years from the release of QC35, QC 35 II released nearly four years later, BOSE finally officially launched a new noise-canceling headphones Bose QuietComfort 45 (Bose QC45). Bose QuietComfort 45 priced at 329 USD (about 2131 yuan), the first batch of shipments on September 23, offering black and white colorways.
In terms of appearance, the QC45 remains the same as the QC35, but the headband part of the further wear optimization, engineering seam reduction, soft material creases, and indentations no longer, the addition of a fourth forward-feeding microphone. Other things like physical buttons, 3.5mm headphone holes, etc. have been retained.
Basic features, Bose QC45 active noise cancellation is divided into the quiet and transparent mode, the transparent mode can amplify the surrounding noise, so that you can wear headphones while not affecting the conversation with people, listening to important information, etc., in addition to the new three-unit acoustic structure to do volume optimization, can be personalized through the cell phone BOSE APP adjustment.
Other aspects, upgraded to a USB-C charging interface, Bluetooth 5.1 connectivity, single charge time of 2.5 hours, 24 hours of battery life, 15 minutes of charging can listen to 3 hours. According to BOSE, QC45 noise reduction characteristics are better, especially the common mid-range frequencies in trains, cafes, and offices. Bose QC45 is only 238g, which is almost 150g lighter than Apple AirPods Max.