Cathay Pacific provides their First and Business Class passengers a pair of customized Quiet Comfort headphones.  In 2007 they received a Red Dot Award for product design..  According to Bose it incorporates improved acoustics and improved stability with "StayHear tips" The MIE2i's are designed for cellphone use and come with 2.5mm adapters.  The MIE2i headset is a version of the MIE2 design for Apple devices (including the iPhone, iPod, iMac, iPad).  Compared with its predecessor, the QuietComfort 2, the QC15 had microphones on the inside and outside of each unit and revised foam padding.
Sometime before Christmas of 2008 Bose added a hologram to the back of the circuit board, and other distinctive features, to aid in the identification of counterfeits. , The "Bluetooth Headset Series 2" was sold from 2011 until 2015. , From 2000 to 2005 Aviation Headset X was voted #1 by Professional Pilot magazine's headset preference survey five years in a row. When connected with a smartphone app, the earphones played soothing, ambient sounds to help mask exterior noises and relax the wearer. It was Bose's first Lightweight, in-ear active noise cancellation for long-term comfort over extended flights, with many new features designed specifically for airline and corporate aircraft flight decks.
Bose's consumer range of active noise-cancelling headphones are called QuietComfort. , In 2017, Bose released an updated model known as the QuietComfort 35 II, which adds a customizable "action" button on the left ear cap.  The earcup color was changed from champagne to silver, "acoustic equalization" was added, and the earcups incorporated magnetic pads.  Unlike many other in-ear headphones, they are not inserted deep into the ear canal, rather the fit is similar to an earbud. However, the reviewer notes that the HD 497 are bigger than the AE. A carry case for the QuietComfort Headphones, TriPort headphone technology giving improved bass and treble, Collapsable one-wire attenuator to control the noise cancellation level (from two levels), Use of only one AAA battery inside the right earcup, instead of two AA batteries in the former battery box, Single Cord that can be detached if the user doesn't want to listen to music. The available colours were matte black and silver. , The "QuietControl 30" (QC30) in-ear wireless headphones were sold from 2016 until 2020. It included a noise cancelling function and was powered either by NiCad batteries (with a claimed battery life of 8 hours) or by power from the aircraft. The Bose Aviation Headset X (Pronounced ten not the letter X), released in 1998, designed for pilots also used by the United States Air Force. The QC2 is powered by a single AAA battery inside the right earcup with a built-in attenuator. Bose headphones are a family of headphone products sold by the Bose Corporation.  Following the release of the iPhone in 2007, the OE1's headphone plug was redesigned to make it compatible with the iPhone. The Bose Aviation Headset X offers even more noise reduction. The "triport" earcup structure has three miniature air ducts that claim to allow the drivers to make larger excursions before distorting. , The July 2003 "Explorer" model added improvements in the "down cable" assembly (including the boom microphone and battery pack).  Claimed battery life is 20hours. The MIE includes a microphone and remote control, located on the cord. Bose stated that it had not made any changes to noise cancellation functions in their firmware. ,
The settings are stored in the firmware of the headphones, so the app can be uninstalled once they have been configured. The first "Bluetooth Headset" model was released on 1 November 2010, using a similar design to the IE2 earphones.  The only difference between the OE2 and OE2i is that the i includes an inline three-button iPod/iPhone remote control with inbuilt microphone. Pressure on the earpads, such as that caused by the user leaning their head against a flat surface.
John Roselli, General Manager of Bose Corp, said: "Well go back to research, because we are committed to making our vision a reality. , On October 11, 2007, the headphone plug was redesigned to make it compatible with the Apple iPhone. 22.  The QC3 used a rechargeable lithium-ion battery with a claimed battery life of 25 hours. Bose QuietComfort 25 with mounted 3.5 mm headphone jack, and carry case. The Bose QuietComfort Headphones (also now known as the QC1) was the very first consumer level headphones released by the company in 2000. It features an in-line microphone and control to navigate music remotely on select cellphones/music players, and answer/end button for calls and includes 2.5mm cellphone adapters.  It has technology that will allow a user to move between a quiet and loud environment, without having to change volume controls. Signal processing attempts to amplify the caller's voice and reject background noise, allowing the caller to be heard more clearly; however, in practice call quality is poor for models without A2DP. However, due to many complaints about poor battery life, Bose will no longer manufacture and sell the product. In 2019, Bose released the Noise Cancelling Headphones 700, a new high-end product positioned above the QC 35. A. V. Bykhovskii. For industrial noise-cancelling applications, Bose produces the A20 Aviation Headset, Space Shuttle Headset and Combat Vehicle Crewman Headset.