Item Type: Single Ear HeadsetModel: For M99Material: ABSColour: BlackBluetooth Version: V5.0Bluetooth Distance: Approx. 10m/32.8ftBattery Capacity: Built In 180mAh Lithium Battery (Included)Range Of Application: Compatible With Most Bluetooth DevicesPackage List1 x Single Ear Headset1 x Charging Cable1 x Instruction Booklet1SCOPE OF APPLICATION: Single ear headset is perfect for the office, home, remote working, call centers, for VoIP, for Skype and more. Suitable for laptops, mobile phones, PC, tablets and other Bluetooth devices. 2ROTATABLE MICROPHONE: Customer service headset has a rotatable microphone that can be easily adjusted to the perfect angle, designed to capture your voice accurately. 3ULTRA LONG BATTERY LIFE: Single sided business headphone offers up to 11 hours of continuous talk time and 160 hours of standby time on a 2 hour charge to meet your varying needs. 4BLUETOOTH 5.0 TECHNOLOGY: Bluetooth telephone headset uses the latest bluetooth 5.0 technology for faster, more efficient and more stable transmission, giving you the best possible experience. 5COMFORTABLE TO WEAR: Business headphone with padded ear cushions and a flexible headband for long working hours, can be worn on the right or left ear depending on your preference.