Voistek Wired Cell Phone Headset with Noise Canceling Boom Mic Adjustable Headband for iPhone Samsung LG HTC Blackberry Huawei ZTE Mobile Phone Smartphone with 3.5mm Headphone Jack (MONO A2H10DJ35) 3.5mm Universal headset adapter inlcuding, compatible with most smartphones with 3.5mm headset jack. Direct connect this cell phone headset into your phone and in case it doesn't work properly, plug it into the adapter and then into your phone. Noise canceling microphone to reduce background noise and Acoustic Shock Protection circuit to protect your hearing. Superior sound quality, lightweight, durable and comfortable for all day use. In line volume control and MF(multi functional) button, shirt clip including. Adjustable headband with flexible boom Microphone, a simple hands free headset solution for your mobile phone headset communication needs, which allows you to talk on your cell phone and keep both your hands free For more headsets for landline telephones, pls kindly search VOISTEK TELEPHONE HEADSET on Amazon.