Bluetooth Headphones Intelligent Noise Reduction HIFI Surround Stereo Sound High Energy Large Capacity Battery Non-inductive Delay Transmission Stable Product parameters： Product Name:Bluetooth earphone Product color: White Material:ABS Package size:20.2x17.4x2.6cm/7.9x6.2x1.1in Gross weight:98g/0.27lbs Frequency range: 20Hz-20KHz Working range: 10M Mode of action:Neck hanging Headset talk time: about 10 hours Earphone listening time: about 10 hours Battery capacity: about 280mah level:IPX4 Product description: The new Bluetooth 5.1 is continuously stuck, the transmission signal penetration is strong, the transmission is faster and more stable, and thehigh-quality and treble sound source signal is guaranteed. High-energy and large-capacity battery, listening to music for more than a day for a long time, supporting continuous music playback for about 10 hours, and enjoying life in standby for 150 hours. The fine structure makes the sound accelerated the heartbeat, the HIFI level configuration, the vocational stage sound tuner tunes, and the test achieves a more shocking audio-visual level stereo surround sound effect. Delay-free operation, exclusive game mode, the game has almost no delay, the control and the sound are precisely matched, the audio and video are synchronized, and you can seize the game opportunity and Pre-empt. Comfortable to wear, can not be thrown off when you are exercising, in-ear design, fits different ear shapes and does not fall off during strenuous exercise. Package Included: 1xWireless Earbuds 1xUSB Charging Line 1xSpecification Bluetooth Headphones Intelligent Noise Reduction HIFI Surround Stereo Sound High Energy Large Capacity Battery Non-inductive Delay Transmission Stable Professional design, comfortable, durable You can use it longer,High cost performance This is a good gift for your friends, family and classmates.It's a good choice 【GOOD SERVICE】We make sure each item is of high quality.No reason to return or exchange goods within 30 days.If any questions, please be free to let us know, you will get our reply within 24 hours.