Thank you for viewing! (❁ᴗ͈ˬᴗ͈) This item is [brand new, unused]. * I only opened the box and case once to check the contents. * The Callez text in the reference images is not on the earphones. ◾︎Reference Description◾︎ Brand: Callez Color: Black Ear Placement: In-Ear Headphone Type: In-Ear Impedance: 32 ohms Noise Control: Active Noise Cancellation 『aptX HD Support & Wide Compatibility』 Bluetooth headset supporting aptX HD, SBC, dual microphone (ENC) environmental noise cancellation and (CVC8.0) call noise cancellation microphone to reduce annoyance from environmental noise and provide clear calls. Compatible with iOS/Android/Windows. Compatible with smartphones/tablets/computers. *When connecting to a computer, the computer must support Bluetooth functionality. 『Microphone Mute Function & Japanese Instruction Manual Included』 Hands-free calls can be realized in busy situations such as commuting, online meetings, driving, housework, and package delivery. Operable with one hand. You can easily perform mute function, answer/end/reject calls, SIRI, music play/pause, skip forward/backward, redial, and other operations with the Bluetooth earphone buttons. Please refer to the instruction manual for details. 『Ultra-Comfortable Ear-Hook & Compatible with Left and Right Ears』 The ear-hook wireless headset with microphone is ergonomically designed, with soft ear hooks, a 180° swivel ear hook, and a 270° flip arm swivel. The main unit is lightweight and does not put a burden on the ears. It can be comfortably worn on both the left and right ears. L M S size ear tips are included, and depending on the shape of your ears, two sponge ear cushions are added. If the fit is unstable, attach the sponge ear cushions to the outside of the L M S size ear tips. 『Long-Lasting Use & Type-C Fast Charging』 The main unit has a built-in 120mAh large-capacity battery, and with a 1.5-hour full charge, it can provide approximately 15 hours of talk time and 20 hours of continuous music playback. You don't have to worry about running out of battery even if you use it all day, making it ideal for long-term use such as commuting, traveling, and teleworking. Comes with a storage box, so you can easily take it with you when commuting or on business trips.