QCY Crossky C30 Ear Cuff Type Bluetooth 5.4 Multipoint Connection IPX5 Waterproof Brand new, unopened. Will be shipped via Yu-Packet Post Mini. ----- ○ Sound Leakage Prevention Technology Advanced directional audio technology and automatic sound beam adjustment function accurately transmit sound to the ear canal, providing a private listening experience. ○ Reduced "Sound Delay" Compared to Bluetooth 5.3 earphones, power consumption is reduced while stability is maintained. Communication speed is 3 times faster, communication range is 6 times wider, and communication capacity is 10 times greater than before. ○ Multipoint Connection Can connect to two Bluetooth devices simultaneously. It's very convenient to switch quickly to a tablet or laptop while still connected to your smartphone, eliminating the need to reconnect. ○ 0.06s Ultra-Low Latency Experience a sense of realism that you can't get with regular earphones, allowing you to quickly grasp the situation and respond in competitive games. #EarClip #OpenEar #earfun #anker #soundpeats #Soundpeats #Wireless #Earphones