Feature 1 Ergonomic Design: The single ear customer service headset features a soft protein memory foam padding for a comfortable and easy to use fit. The compact, ergonomic design allows for uninterrupted use, and the 10m wireless range provides the freedom to roam while staying connected. 2 Noise Reduction: Single sided earphone's built in microphone makes your voice clear, with 4x anti noise technology, anti static, high sensitivity, and a flexible microphone bar to ensure the exact speaking position of each word, providing premium calls. 3 Dual Connectivity: Monaural headphones are widely compatible with most Bluetooth enabled devices, such as cell phones, computers, tablets and laptops. With Bluetooth 5.0 you can connect two Bluetooth devices at the same time and switch between them seamlessly at will. 4 Long Battery Life: The wireless headphones have up to about 13 hours of music time, about 160 hours of standby time, and about 2 hours of reliable wireless calls all day long on a single charge. You can easily charge the headset using the USB charging cable. 5 Application: Call center headset is perfect for online courses, Skype chats, call centers, conference calls, Dragon Dictation, webinars and more. The excellent sound quality provides a great user experience. Switch between phone chat, video conferencing or music all day long, all using the same headset.Item Type: Wireless Monaural HeadsetMaterial: ABSBluetooth Version: V5.0 Communication Distance: Approx. 10m /32.8ftBluetooth Protocol: HSP, HFP, AVRCP, A2DPCodec Code: SBCBattery Capacity: 180mAh Lithium Battery (Included) Charging Time: About 2 Hours Standby Time: About 160 Hours Music Time: About 13 Hours Talk Time: About 11 Hours Package List1 x Wireless Monaural Headset1 x Charging Cable 1 x InstructionsNotePlease point the microphone towards your mouth for best call results.