Dedicated Details for Simple and Comfortable Experience Adopting a new black metallic appearance with the refreshed modern stylish UI, Yealink W73H also combines optimized dialpad layout and belt clip for a more portable and easy-to-use wireless communication experience for mobile working. Efficient and Clear Communication Combining high-quality hardware and sophisticated acoustic algorithm, Yealink W73H performs audio delivery with enlarged volume and depressed noise, making every conversation featuring clear and clean voice. Responsive, Durable and Powerful Based on the upgraded computing ability, the WH73 handset is of faster response speed, improved sound quality and battery life, rewarding the users a wireless communication solution with favorableness and sustainability. Multiple Choices of Yealink DECT Bases with Seamless Compatibility Yealink W73H is compatible with DECT bases of single cell (W60B/W70B) as well as multi-cell(W80B/W90B), offering scalable DECT solutions to meet diverse needs. User Interface Features • 1.8″ color screen with intuitive UI • Notification Light: voice mail, missed call • Hard keypad with backlight Audio Features • HD voice with Opus audio codec • Full-duplex speakerphone • FNR (Flexible Noise Reduction)/Noise Cancellation • Hearing Aid Compatibility (HAC) compliant Phone Features • Up to 2 simultaneous calls per handset • 3-way conference Physical Features • Headset jack (3.5 mm) • Battery: 1010 mAh, Lithium-ion