Features 1.[Touch Control] The open ear Bluetooth earbuds are designed with fingerprints, abandoning physical buttons to reduce mis touching and make operation easy and fast. 2.[Stereo Sound] This open ear wireless earbuds provide three frequency balanced stereo surround sound, transparent treble, full midrange, powerful bass. 3.[Noise Cancellation] Clip on Bluetooth earphones with a comfortable angle and wear fit, CVC algorithm intelligent identification of noise reduction to ensure clear calls or music. 4.[Bluetooth 5.3] Bone conduction wireless earphones with imported Bluetooth 5.3 chip, 2MB/s high bandwidth, low loss of data, strong anti interference, no delay and lag. 5.[Comfortable And Firm] Clip on Bluetooth headphone using hanging ear wear, long time wearing comfortable, even running, rope skipping, dancing, boxing, etc, will not fall. specificationItem Type: Open Ear BT Earbuds Material: ABS Bluetooth: V5.3 Transmission Distance: 10-15m / 32.8-49.2ft Built in Polymer Lithium Battery: 300mAh (Charging Case), 40mAh (Single Earbud) Listening Time: About 4 to 6h PackageList 2 x OpenEarBT Earbuds 1 x Charging Cable 1 x Charging Case 1 x Instruction Manual