1、【Bone sound double conduction】The open type is not ear-in, stereo surround, effectively improve the dull sound of pure bone conduction earphones.Open-Ear design helps you stay alert to your surrondings, avoid danger meanwhile enjoy music or Make calls

2、【Ultra-light weight:】The weight of only 16 grams, you can wear a long time will not feel tired.200 mAh lithium battery, charge for 2 hours, play for 6 hours (medium volume), standby for about 10 days

3、【BLUETOOTH V5.1 FAST PAIRING】The latest bluetooth v5.1 technology bring faster wireless paring with your device, more stable connection and 35ft signal(No barrier space)

4、【Adjustable memory technology】 The memory titanium material can be adjusted appropriately according to the head shape to achieve the most comfortable wearing state

5、X5 wireless bluetooth headset has passed FCC, CE, PSE, RoHS and other related certifications, and the quality is guaranteed