Poly Edge B20 is an entry-level VoIP phone with pro-grade sound quality ultra-reliable. Edge B20 is intuitive to use with illuminated keys plus a clear monochrome display, two line keys and four soft keys. The phone features Poly's legendary sound with HD Voice and Acoustic Fence noise reduction as if you have a wall around you to block out distractions. The lightbar status indicator in integrated into the phone to let your coworkers know when you're busy.Edge B20 provides options for hands-free communications full-duplex HD speakerphone, plus RJ9 and 3.5 mm headset ports. The phone is highly cost-effective while still being perfect for the modern office like 5-way local audio conferencing collaboration. The handset is hearing aid compatible (HAC) accessible. It's ENERGY STAR rated efficient. It comes with both a desk stand and wall mount.