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 IPX4.

• 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 ipx4.
• Rich & clear sound: punching well above their weight, these noise isolating earbuds deliver a deep, immersive sound. True wireless stereo featuring state of the art acoustic echo cancellation, deliver impeccable sound quality and clear&flawless in-ear call with signal range up to 33ft.
• Mono mode, two earbuds can be used alone or in two devices at the same time, like you have two completely separate headphones.
• 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.
• 32 hours of battery in total: it delivers 8 hours of battery life on a full charge. When you need a charge, place the earbuds into their case (400mah) - good for 3 full charges. That's 32 hours of music without ever needing a socket.

• 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.