Bluetooth Headset Intelligent Noise Reduction HIFI Surround Stereo Sound High Energy Large Capacity Battery Non-inductive Delay Transmission Stable Parameter: Product Name:Bluetooth earphone Product color: Black,Gray Material:ABS Package size:12x8.5x3cm/4.7x3.3x1.1in Gross weight:60g/0.13lbs Frequency range: 20Hz-20KHz Working range: 10M Mode of action:Neck hanging Headset talk time: about 24 hours Earphone listening time: about 20 hours Standby time: about 200hours Package Included: 1xWireless Earbuds 1xUSB Charging Line 1xSpecification Conjunctive word:ear buds;ear buds wireless bluetooth earbuds;wireless ear buds;skullcandy ear buds earbuds wireless;wired ear buds;ear buds skullcandy earbuds;bluetooth ear buds;earphones;earphones wireless bluetooth;earphones wired;wireless earphones;earphones with cord;headphones;bluetooth headphones;headphones wireless;wireless headphones;noise cancelling headphones Design: This wireless earbuds with advanced bluetooth technology owns fast and stable transmission without tangling, which makes the Bluetooth earbuds connect to electronic devices more consistently, providing you with an uninterrupted calling and music experience and Noise cancellation This bluetooth earbuds provides pure balanced audio and clarity output for all music genres with loud sound, rich bass, clear midrange, balanced treble and high definition This headphones for school can fit for camping, running, or working out, even on a rainy day.Take it with you on your each travel to enjoy music anywhere, anytime Wireless Earbuds Mini Ear Buds Bluetooth 5.3 Headphones Bluetooth Headsets Light-Weight Earphones With Microphone Charging Case Display For TV Phone PC Laptop Ear Buds