Features 1、Noise Cancelling Mic: Telephone headset has a built in HD microphone, providing clear conversations even in noisy environments. The microphone can be twisted for flexibility and convenience. 2、Ergonomic Design: Call centre headset has soft ear cushions and a flexible headband that won't weigh down your ears, for long lasting wearing comfort. 3、Easy to Use: Computer headset has 2.5mm plug; plug and play, no driver required, easy to use. Supports speaker volume adjustment and microphone mute. 4、Srurdy and Durable: 2.5mm business headset is designed with rugged construction and materials to ensure superb performance and make it durable. Long headset cable provides flexibility for mobility. 5、Versatile Use: Computer headset is suitable for devices with a 2.5mm headset jack. Ideal for home offices, call centres, telemarketing, insurance, customer service, teleconferencing, etc.