2.5mm Telephone Headset with Microphone Noise Cancelling, Cordless Phone Work for Panasonic Gigaset C530A Grandstream Cisco SPA Polycom Home Office Landline Phones, Clear Chat, Ultra Comfort

2.5MM TELEPHONE HEADSET (NOT for Cell Phones/PCs): Only works with Siemens Gigaset Panasonic Cisco Linksys SPA Grandstream Polycom Zultys Yealink W52P BT Diverse Office IP landline and most cordless dect phones with Standard 2.5mm headphone ports. Pls Check COMPATIBLE PHONE LIST IN DESCRIPTION. CRYSTAL CLEAR CALLS: Callez Cordless Phone Headset with Noise-cancelling microphone filters out background noise, Wideband Audio delivers clearer conversations, while Acoustic Shock Protection Circuit protects your hearing. ALL-DAY COMFORT: Lightweight 2.5mm Dect Phone headset with adjustable and bendy headband to fit all head sizes, high quality and soft leatherette ear cushion enhance all-day wearing comfort. Built-in Mic Mute / Volume Controls. ULTRA DURABLE: Precision Design, High-quality Plastics, uni-body headband construction and flexible boom microphone make this office Landline headset sturdier and more durable. Compete with Plantronics or Jabra high-grade Call Center Headsets. 2-YEAR WARRANTY: 45 days money back & 24-month worry-free. Ideal for Call Center, Home, Office, Business, Telemarketing, Customer Services, Consulting, Conference Calls & Many Cordless DECT Phones with standard 2.5mm headset jack. For other phones, please contact us for Compatibility Guide.