The Yealink W53P, being a high-performance SIP cordless phone system, is the ideal solution for small and medium-sized businesses. Paring with up to a total of 8 Yealink W53H DECT handsets, it allows you to enjoy superb mobility and efficient flexibility immediately as well as significantly eliminates additional wiring troubles and charges. To provide a better and higher performance, this DECT IP phone not only supports up to 8 SIP accounts and 8 concurrent calls, but also speeds up its startup and signal connection, slashes its upgrade downtime as well. Specifications: * High-performance SIP cordless phone system * 1.8” 128 × 160 TFT color screen with intuitive user interface * Up to 8 concurrent calls * Up to 8 DECT cordless handsets * Up to 8 SIP accounts * Support Opus audio codec * Up to 18-hour talk time (in ideal conditions) * Up to 200-hour standby time (in ideal conditions) * Quick charging: 10-min charge time for 2-hour talk time * TLS and SRTP security encryption * Noise Reduction System * Headset connection via 3.5 mm jack * Charger wall mountable