Telephone Landlines Cancelling Microphone Grandstream Review

ONE HEADSET FOR MULTIPLE DEVICES: This office headset comes with RJ9 and 3.5mm connectors for both landline desk phones, cell phones and PC laptops. With 3.5mm connector for iPhone Samsung PC laptop and most other Androids. With RJ9 connector works for Panasonic Grandstream for Yealink SIP-T21P SIP-T22P SIP-T23P SIP-T23G SIP-T26P SIP-T27P SIP-T28P SIP-T29G SIP-T32G SIP-T38G SIP-T41G SIP-T42G. OUTSTANDING SOUND QUALITY: HD Office headset with HD audio sound and wideband microphone let you have lifelike vibrant conversations. You can hear music and conversations with complete clarity. Noise-cancelling microphone reduces unwanted background noise for crystal clear voice even in noisy environment. Hearing protection technology removes sudden loud sounds before they reach ears to protect users against sudden high peak volume for hearing health. ALL-DAY COMFORT: This Office callcenter headset comes with large size soft leather ear cushions for super comfort wear and reduce part of background noises. Adjustable unibody design headband fit for different head sizes. Microphone boom 330° rotatable enable you to wear mic boom on either side to find perfect fit. Quick disconnect plug (compatible with Jabra headset) allow you to leave desk while on call. BUILT TO LAST: Most durable phone headset with stainless steel headband, quality plastics and thoughtful design make it very tough. Reinforced Kevlar cord is built to withstand demanding environment and protect against office chair wheels, sharp objects for daily use. Compete well with Plantronics and Jabra expensive models for great value. COMPATIBILITY AND WARRANTY: We promise 60-DAY MONEY BACK AND 2-YEAR WARRNATY. Please check in Product Description for compatibility list(including but not limited). If you don't see your phone model listed or come to any issue with our headset, please contact us freely for compatibility guide and aftersale service. We will reply asap within 24hours.