Avantree Aria Bluetooth Stereo Active Noise Cancelling Headphones provides stereo quality music without distracting ambient noises. Recommended: ANC works best at reducing consistent Low Frequency ambient noise, e.g. engine sounds, motor noise. Ideal for airplane / travel / yardwork Unique separate call button makes it super easy to wake up smart phone assistant (e.g.: Siri or Voice Assistant) Ultra-comfortable fit with a very light 230g / 8oz weight Note: please let us know to get a free boom microphone if it's missing in package. Attention: Built-in microphone, BOOM MIC and the control buttons do not work in wired mode. Read more Designed with a Detachable Boom Mic Voice quality of the phone calls can be enhanced via the detachable and flexible boom microphone; it can ensure impeccable voice quality on both ends of the call, perfect for professional phone calls. Instant Mute/Unmute Function The boom microphone has a built-in ON/OFF mute switch so you can mute quickly ensuring any sudden or unexpected noise doesn't disturb your call conversation. Active Noise Cancelling ANC works to reduce low-frequency background noises to allow you to focuson your music or call – Avantree Aria allows you to listen to your favorite music or making calls without being distracted by background noises. Read more High precision-engineered 40mm stereo drivers These Bluetooth wireless headphones deliver crystal clear sound without disruption from the outside world. Featuring CSR Bluetooth technology combined with high precision-engineered 40mm stereo drivers, our leading headset allows you to experience such an amazing sound quality. Up to 35 hours of music on a single charge Wireless freedom to listen or talk continuously for up to 35 hours on a single charge, up to 21 hours of playtime when using Bluetooth and activated ANC feature. After that you can choose wiredconnection or fully recharge the headphonesin around 2 hours. Comfortable & Lightweight Designed with you in mind, the Aria headphones are super lightweight with plush soft earpads. The swiveling ear cups and adjustable headband allows for all day comfort fitment. Read more Specifications: Bluetooth version: V5.0 Supported profiles: HSP, HFP, A2DP, AVRCP Supported code: Fast Stream, SBC Operation range: Class 2, 10 meters Driver diameter: 40mm Impedance: 32 Ohm Frequency response: 20Hz~ 20KHz Up to 35hrs playtime Rechargeable lithium battery Headphones net weight: 230g Product size: 190 x 175 x 80mm What's in the box? AS90 wireless headphones x 1; Detachable boom microphone x 1; USB charging cable x 1, Audio cable x 1, Carry pouch x 1 Avantree Aria Avantree Aria Pro 2 Avantree Aria Me Avantree DG59M MSRP 79.99 109.99 139.99 79.99 Dual Connection w/ PC & Phone - ✓ - - Active Noise Cancellation ✓ ✓ ✓ - Sidetone - Hear Yourself Speak - ✓ - - Playtime Up to 35hr Up to 32hr Up to 24hr Up to 40hr Headphone Supported Codecs FS, SBC aptX-HD, aptX-LL, aptX, SBC aptX-HD, aptX-LL, aptX, SBC FS, SBC Special Features - Filter 99% environmental noise Tailored to your hearing Support in-game chat Ideal For Entertainment & calls Work from noisy environment Hearing impaired Discord, Nintendo, PS5