Bluetooth Headset, Wireless Bluetooth Earpiece with 400mAh Charging Case 55 Hours Talking Time Built-in Microphone for iOS Android Cell Phone, V5.1 Hand-Free Headphones for Trucker, I33 Office – Black

High Capacity and Long-Lasting: Equipped with the 400mAh charging case to juice up the bluetooth headset for almost 55 hours of music/talking time. The single headset offer 18-23 hours of talking time
Ear Painless: Maximizing compactness of wireless headset based on ergonomics. Small and light even unobtrusive but still stable, and provide a more comfortable wearing experience
Clear Sound: Built-in HD microphone with advanced CVC6.0 offers crystal clear audio and natural sound, allowing you to enjoy high quality music and clear phone calls wherever
Smart LED Digital Display: This headset is equipped with a smart LED digital display, which conveniently and quickly checks the battery level of the charging compartment. With the use of a large-capacity charging bin, the headset can be used for up to 55 hours. The headset uses a type-c charging port, which is more convenient to charge, and it can be fully charged in only 1.5 hours
Bluetooth 5.3 Technology- The Bluetooth headset built in HD moving coil loudspeaker and bluetooth 5.3 transmits high-fidelity sound to the other end, coupled with optimized antenna design ensures a stable connection and outstanding listening，Provides fast and stable pairing with any IOS and Android smart phones, tablets, laptops, MP3 players from up to 10 meters away.
Wide Compatibility: Support dual connection. The earphone is compatible with ios Android cellphone/ computer/ pc as well as any bluetooth supported device. It can pair easily with any two Bluetooth devices at once