["Yealink DECT Handset The Yealink W73H is a stylish, modern, new generation cordless handset designed for business use and features a new ID design that is slimmer and more comfortable to wear and offers better battery life and communication quality. It combines the advantages of wireless communication with the rich business functions of voice over IP telephony, providing the user with convenient wireless communication, excellent voice quality and encrypted call information through reliable DECT encryption technology. Its color graphic display offers you a comfortable and pleasant user experience for all-day work. The W73H is perfectly compatible with the Yealink W70B. The W73P system can support 10 handsets, 10 SIP accounts and 20 simultaneous calls (2 calls per handset). The W73H is perfectly compatible with the W90 multi-cell system, giving you more options for expanding your office", "High performance cordless SIP phone system", "1.8\" 128 x 160 TFT color screen with intuitive user interface", "Up to 20 simultaneous calls - Up to 10 cordless DECT handsets", "Up to 10 SIP accounts", "Supports Opus Audio Codec", "Noise reduction system", "FNR (Flexible Noise Reduction)/Noise Reduction", "Up to 35 hours of talk time (under ideal conditions)", "Up to 400 hours standby time (under ideal conditions)", "Fast charging: 10 minutes charging time for 2 hours of talk time", "TLS and SRTP security encryption", "Headset connection via 3.5 mm jack", "Wall mountable charger"]