Features 1.[Clear Sound] Bluetooth headset with high dynamic range and deliver superior sound that lets you hear every note and be completely immersed, whether you're at the gym, watching a show or talking to someone. 2.[Fast And Stable Connection] Bluetooth 5.3 headset provides fast and stable pairing with any for iOS and for Android smartphones, tablets, laptops up to 10m. Ensures a stable connection in complex environments. 3.[Smart Noise Cancellation] Wireless earpiece with smart noise cancellation and built in HD microphone provides clear and natural sound, so you can enjoy premium music and clear phone calls anytime, anywhere. 4.[Hands Free Function] This headphone supports for Siri and sound assistant, easily mute or unmute with the touch of a button. Voice alerts for battery level, connection status, mute status, announces the caller's phone number. 5.[Comfortable Fit] The single ear Bluetooth headset fits in either ear, with a retractable ear hook and flip arm that rotates for a comfortable fit. Lightweight and comfortable enough to wear for hours at a time. 6.[Long Battery Life] Wireless business headset provides 10 to 12 hours of continuous talk time, up to 180 hours of standby time, and 1.5 hours of fast charging for all day talk time. LED digital display to check charging case power at all times. specificationItem Type: BT Headset Material: ABS, Silicone BT Version: V5.3 Support BT: A2DP. AVRCP. HFP. HSP. EDR Communication Distance: 10m/32.8ft Frequency Band: 2.402GHz-2.480GHz Speaker Impedance: 13+10% Standby Time: 180hours Talking Time: 10-12 Hours Music Playback Time: 10-12 Hours Headset Charging Time: About 1.5 Hours Charging Case Charging Time: About 1.5 Hours Battery Capacity: 120mAh lithium ion battery for headset, 800mAh lithium ion battery for charging case (included) PackageList1 x BT Headset 1 x Charging Case 1 x Charging Cable 1 x Eartip 1 x Instruction Manual