Description:This Bluetooth earphone is adopt TWS true wireless technology, which gives you an unexpected comfortable HiFi music enjoyment without messy wire. Slim and elegant design, built-in high quality speakers and microphone allow you to answer phone call, listen to music while walking, running, climbing, driving, etc. Order and enjoy it!/;Features:TWS Technology: No messy wire, so light and portable, convenient for driving, running, walking, and more.Rotatable Ear Hook: The ear hook can rotate freely, is comfortable for wearing on left/ right ear, release your ears.Bluetooth 4.1 Connection: Allows stable and fast audio transmission, true wireless connection for up to 10 meters, easy to connect to your Bluetooth devices in seconds.High Fidelity Audio Output:/;Built-in high sensitivity speaker which allows HiFi audio effect and keeps bass more surging, bring unexpected smooth and clear music to your ears.Bluetooth Hands-free Dial: Support hands-free call, relieve your hands free. Built-in noiseless microphone provides you a loud sound quality and clear communication effect.Listen Longer: Built-in rechargeable lithium battery enhances super endurance, allows up to 120 hours for standby.Specifications:Color: BlackType: TWS Ear Hook TypeBluetooth Version: V4.1 + EDRTransmission Distance: 10m / 33ftFrequency: 2.4GHzTalking Time: Approx. 8-10hStandby Time: 120hPackage Size: Approx. 150 x 90 x 30mm/ 5.9 x 3.5 x 1.2inPackage Weight: 80g/;Package List:1 * Ear Hook Earphone1 * USB Charging Cable1 * User Manual