The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! Business Bluetooth Headphones Single Ear OWS Open Bones Conduction Ultra-long Battery Life LED Power Display Intelligent Noise Reduction Product parameters： Product Name:Bluetooth earphone Material:ABS Package size:11.3x9.2x4.5 cm/8.7x6.2x1.0 in Gross weight:60g/0.20 lb Frequency range: 20Hz-20 KHz Working range: 15M Headset talk time: about 48 hours Earphone listening time: about 30 hours Battery capacity: 300mAh level:IPX3 Bluetooth protocol：5.3 Product description: The new Bluetooth 5.3 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 30 hours, and enjoying life in standby for long time. 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- , 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 . 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. Large moving ring speaker, with the international tuner master to redesign the high, middle and low three frequencies, balanced restoration of sound layer. LED power digital display power at a glance,Real-time power display, let you weet more intuitive electricity go out without worrying about electricity. Package Included: 1xWireless Earbuds 1xUSB Charging Line 1xSpecification Viflosae Business Bluetooth Headphones Single Ear OWS Open Bones Conduction Ultra-long Battery Life LED Power Display Intelligent Noise Reduction Electronics Gadgets Up to 40% Off The new Bluetooth 5.3 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 30 hours, and enjoying life in standby for long time. 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- , 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 .