TOZO A1 Wireless Earbuds Bluetooth 5.3 Light Weight in Ear IPX5 Waterproof Headphones 2 Mic for AI Calls, Immersive Premium Sound Bass Headset with Charging Case, 32 Presets EQ Customization via App • The surface & Angle of A1 earbuds in-ear part have been polished & refined repeatedly to achieve a balance between beauty & comfort and make it comfortable to wear. Likewise, a single earbud weighs only 3.7g, making it as light as a feather and discreet in the ear. Ergonomic design provides a comfortable and secure fit that doesn't protrude from your ears especially for sports, workout, gym. • TOZO A1 earbuds'6mm diameter speaker presents a powerful & wide sound range, which makes the treble full of dynamics, & the bass powerful. • 132 Preset Modes with TOZO Appl Connecting to the TOZO app offers access to extra features, which tailoring the sound output to suit your personal preferences. • With Bluetooth 5.3 technology A1 has superior sound quality & strong signal, so that there is no disconnection in listening music or making phone calls within 12 meters. These are basically brand new! I bought them from amazon when I thought I lost my other headphones, right after these came in the mail and I set them up, I found my other headphones. I missed the return period on Amazon! I do my best to ship within 24–48 hours! All items come from a smoke-free home. Feel free to message me with any questions — I’m always open to reasonable offers! Thanks so much for checking out my closet!