Mystcosi Hi-Fi stereo bass USB C phone headset support USB A connection of laptop for meeting and listening Plug and Play -- Connect to your phone, laptop and computer are recognized instantly when plug type C port or transfer to USB A connection jack. Y-Style Cable -- Main nylon braided cable splits off towards each individual speaker driver with 4ft earbuds length, no tangled and easy put in &out. Decent Sound -- Immersive digital audio with Type-C transmission jack,enjoy punchy bass and crisp highs with premium speakers and wide frequency range. Noise Cancelling --10mm dynamic driver in each ear matches the crisper midst and deeper bass, in-ear design reduce ambient noise and enjoy different music style. If your headphones do not work with your laptop or MacBook, please kindly check if the default setting for audio Output and Input are speakers. So, please go to Settings--Sound--Input(Output)--Select a Device for Sound Input(Output), then choose USB, to make the headphones work. Notice：If your phone with both usb c port and 3.5mm port, we kindly recommend you to get the 3.5mm headphones. Compatible Devices (Not a full list) Apple Models iPad Pro 11 Inch 2021/ 2020/12.9 Inch 2021/ 2020/ 2018/10.5 Inch 2020/ 2018/MacBook/MacBook Pro/New MacBook Air/Air 2022 Huawei Huawei P40 Pro/P40 Pro+/P30 Pro/P30/P20 Pro/P20/P20 Pro/Mate 40 Pro/Mate 30E Pro 5G/Mate 30 Pro/Mate 20/Mate 20 X/Mate 20 RS/Mate 20 Pro/Mate 10 Pro/Mate 10/Mate 10 RS/MediaPad M5/MediaPad M6, Honor View 30/View30 Pro/View 20/Honor 30 Pro/Honor 30 Pro+/Honor 20/Honor 20 Pro/Honor 30/Honor Magic 2/Honor 9X Samsung Galaxy S22/S22+/S22 Ultra/S21/S21+/S21 Ultra/S20 FE/S20/S20+/S20 Ultra/Note 20/Note 20 Ultra/Note 10/A80/A8S/A90(5G)/Z Fold2 5G/Z Flip/Tab S5e/Tab S6 Google Google Pixel 5/4/4 XL/3/3 XL/2/2 XL/Chrome book OPPO&VIVO Reno 4/3 Pro/2/ACE 2/FIND X2/FIND X/K3/A11x OPPO&VIVO Reno 4/3 Pro/2/ACE 2/FIND X2/FIND X/K3/A11x; VIVO IQOO/IQO0 5 Pro/Neo/X27/Y50/Z5/X50 Pro Xiaomi&Redmi Xiaomi 11/10/10 Pro/9/8 SE/6/6X/5/5X/5C/5S Gold/5S Plus/4S/CC9/CC9E/Max 3/Mix 2/Note 3/2; Redmi K30 Pro/K20/K20 Pro/Note 8/8 Pro/5/6A Others Android Cell samrtphone with USB C port Tips OPPO & VIVO mobile phones need to open OTG in the settings-other settings before use. Wide Compability & Multi-Function Multi-function USB A to USB C adapter can be suitbale for charging, data transfer, audio signal transmission, connecting keyboard and mouse or connecting Type A car charger. Ergonomic Design & Painless Wearing Lightweight body, soft ear tips and 45 ° angle in ear ergonmic design makes the ears as light as nothting, reduce unfomfort and accopany with you anytime and anywhere. Travelling Accompany & Portable Case Having small size type c earbuds, USB C dongle, tips and built-in Microphone in your portable bag has been a lifesaver to satisfy confortable travelling listening and speaking.