Active Noise Cancelling Bluetooth Headphones with Microphone Hi-Fi Stereo Headset Deep Bass Wireless (Green)

True High Definition Sound Drawing on extensive research and development, markLong headphones features stereo sound with high definition and unparalleled rock-solid bass. Let your favorite songs drive you forward. ANC Technology markLong adopts the Active Noise Cancelling tech, which continuously analyzes and reacts to outside noise, blocking out external noise by creating inverse waves, to make you immerse yourself in music. Hands-Free Cal Thanks to the advanced Nano-coating, markLong sports earbuds keeps the headphones protected and in peak condition whether you're getting drenched in sweat after a grueling workout. Note: Bluetooth signal may become weak in low battery condition, please keep your headphone charged to achieve better Bluetooth connection Specifications: Bluetooth Standard: V4.2+EDR Wireless Profile: Headset, Handsfree, A2DP, AVRCP Operating Range: 10m(33ft) Standby Time: 100hrs Charging Time: 1.5hrs Talk /Playing Time: 8 hrs (Battery life may vary due to different types of music and volume.) Charging Time: 1-2 hrs Battery Capacity: 400mAh Package Contents: markLong Earphone× 1 3.5mm audio Cable× 1 Pair Charging Cable× 1 User Manual × 1