HD microphones are built-in for clear and uninterrupted calls, all the unnecessary and surrounding noises will be suppressed completely through our microphones. Our earbuds are designed for extreme comfort and a secure fit. We use the ergonomically designed with gel-flexible silicone earcaps to ensure your In-Ear Headphones fit comfortably to the ears, durable for long-term usage and won't cause any skin irritation under all circumstances. Hifi Stereo Sound with no latency, suitable for all kinds type of music. Auto Pairing. Once taking out of charging case, it will enter into pairing mode automatically. Lightweight, Secure fit and comfortable with whole day usage. Sweat and splash-proof design: track air are sweat and splash-proof up to IPX5. 49 ft long range, free your hands and enjoy the music or the chat time.

• True wireless stereo earphones. Enjoy superior sound. Support working together to enjoy stereo sound or using one earbud only for driving safety. Sweat and splash-proof design: track air are sweat and splash-proof up to ipx5.
• Wireless earphones are equipped with a 10mm large aperture dynamic driver, which brings powerful bass, clear vocals and crisp high tones, making you feel like in the center of the stage and feel more realistic music. Built-in noise cancelling hd mic, you'll experience a new crystal-clear phone call.
• Superior sound quality & single/binaural mode: experience crisp, high-fidelity sound while bluetooth 5 provides faster pairing and a stable, efficient wireless connection. Each earbud can be used independently while the other one is in the case.
• The wireless earbuds are equipped with one-step pairing technology. Only pull the left and right earbuds out of charging box and they will pair with each other. Ipx5 waterproof means no more worrying about sweat or rain.
• The earphones transmit hi-fi stereo sound for up to 4 hours on a single full charge. The compact charging case, which can provide 20 extra hours, can be fully charged via usb-c only within 2 hours.

• We accept online payments through eBay only.

• We ship ALL in-stock orders within one business day after the payment is received. We do not ship on weekends or holidays. US and CANADA only.
• For other international locations please contact us to get a shipping quote.
• When your shipment is confirmed, you will receive a shipment confirmation e-mail.
• Domestic Orders: Items will be shipped via USPS First Class Mail or Parcel Post Transit time is approximately 2-7 business days.
• International Orders: Items will be shipped via USPS First Class International Mail, Transit time is approximately 7-25 business days.

• Please use "Contact Seller" link in your account or click Contact us link to send us an email.
• Customers are responsible for determining their products compatibility with what we have for sale. We provide a general compatibility list, but please make sure that it will actually be compatible with your product. If purchasing a case, pouch, holster, clip please be aware that if you have an extended battery that it will most likely not fit. Pictures are for a general reference only. The item you get may differ from the one shown. The colors may be different as well as every computer displays colors differently.

• Your satisfaction is important to us. If you have questions regarding your order, or if you feel that you have a problem with your order, please contact us for a resolution before leaving feedback and we will resolve the issue to your satisfaction.
• We will automatically leave you a positive feedback once the payment is received.