Support high-call-volume teams with a cordless SIP system designed for mobility, clarity, and control. The Yealink W78P brings together a 2.4-inch 240 x 320 TFT color screen, support for up to 10 SIP accounts, and capacity for up to 10 DECT cordless handsets, making it a strong fit for organizations that need more than a basic desk phone. Built for demanding voice workflows, it supports up to 20 simultaneous calls and includes Opus audio codec support for cleaner voice transmission. Flexible Noise Reduction and noise cancellation help preserve intelligibility in active office spaces, while TLS and SRTP encryption protect signaling and media traffic. The system also supports headset connection via Bluetooth, giving users more flexibility at the desk or on the move. For teams that value uptime and responsiveness, the W78P adds practical battery performance with up to 21 hours of talk time and up to 166 hours of standby time under ideal conditions. Quick charging can deliver up to 2 hours of talk time from a 10-minute charge, helping reduce interruptions during long shifts. It is a capable choice for businesses that need cordless reach without sacrificing call quality or security.