Color: white;redBluetooth: 4.2Transmission frequency : 2.4GHz (2.402-2.480GHz)Transmission distance: 10MSpeaker sensitivity: 1205dBFrequency response : 20-20kHzPlay time: about 6-8hCharging time : about 1.5hPackage content: 1*wireless mini earphone1.NON EAR PLUG DESIGN - Upgraded headphone version is the Ear-hook design, not in-ear, free from eardrum damage. Easy to carry, suit comptiable with all peoples, do not fall when running. Wear in left or right ears, with glasses is ok. With Built-in microphone is comptiable with Hands-free calling.2.SPEAKER UNIT IS EXTERNAL - Loudspeaker close to the ear but it is not inside the ear, will not plug block the ear canal. Listening to the surrounding environment during a call or music, Safer on the road or in some scenes and more portable comptiable with business, work.3.Suitable comptiable with 2 ears - Suitable comptiable with the left and right ears, The ergonomic structure is adopted, and the smooth body curve is tightly attached to the ears, so that the ears are evenly stressed, giving you a better wearing experience.4.LIGHTWEIGHT DESIGN - 10g weight, very light, no pressure or pain feeling in long time use. Ear hook designing and ergonomic design, wireless headphone affixed to the ear, suit comptiable with all peoples, do not fall when running or driving.5.Skin-friendly material design- The surface of the body is painted with metal, it is as delicate and smooth as the skin, and it is extremely comcomptiable withtable to wear every time.Built-in 90mAh lithium battery to meet your needs comptiable with large power and longer battery life. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks comptiable with your cooperation and we'll make you feel satisfied.