Bose is ready to re-enter the highly competitive real wireless earplug market with two new products. Today, the company also released noise reduction quiet comfort earplugs for $279 and sports earplugs for $179. With its flagship QuietComfort earplug, Bose promises to provide all the quiet of the Bose surround headset in true wireless form. As for sports earplugs, which are essentially successors to soundsport free in 2017, Bose said they were designed to maintain comfort and stability in the most intense and intense sports. The two products will go on sale on September 29 and will be on sale today. < / P > < p > according to Bose, you can choose from 11 noise reduction levels. This level of graininess is not uncommon in noise reduction earphones, but is rare in earplugs. Each earplug is slightly over an inch in length and weighs 0.3 ounces, and is about the size of a quarter coin, according to Bose. The head of the earplug has been redesigned to make it more oval, making it more airtight. This improved noise isolation, combined with the exclusive new & quot; algorithm, can produce a signal that is opposite to the external noise in one millisecond. < / P > < p > as for sound quality, Bose said the QuietComfort earplug avoids raising any specific frequency, but faithfully reproduces your music, but the company says bass is rich and strong at any volume. There is no electronic hiss when watching videos or listening to podcasts, Bose said. Some real wireless earplugs may produce audible, even annoying, white noise levels. < / P > < p > QuietComfort has a good battery life, providing 6 hours of continuous listening and an additional 12 hours of life from its wireless charging carrying case. Six hours is the same as airpods pro and Sony’s 1000xm3 earplug, but after that both carry more power in their carry on bags. QuietComfort earplugs will be available in black or white < / P > < p > according to Bose, sports earbuds are completely new from scratch, with a new acoustic system that provides powerful audio. Sports earplugs come in black, white (with green embellishment) and blue. They have a slightly shorter battery life of only five hours. There are 10 more earplug heads, and there is no wireless charging function. < / P > < p > the waterproof and perspiration grades of sports earplugs and quiet comfort earplugs are IPx4. Bose said the two pairs of new earplugs have Bluetooth 5.1 and new data transmission methods to reduce dropouts, and touch controls on the earplugs are used for the most common commands, such as play and pause, answer and end calls, and access to personal assistants. Chinese version of K-car: reading a10e design drawing exposure