• HD Audio and Video • Easy Collaboration • High Security and Interoperability • Efficient Installation and Provisioning

Modest Design, Easy-to-Use User Interface，Built-in Battery, Wi-Fi and DECT to Minimize Deployment Costs，HD Audio, Smooth Communication，Rich Features and High Expandability

• 8 inch (1280 x 800) capacitive adjustable touch screen • 1080p@30 full HD video • Runs Android 7.1 • Built-in Bluetooth 4.2 • Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/n) • USB 2.0 port for USB headset, media and storage applications • Dual firmware image • Standard HDMI output for monitor connection • Up to 16 VoIP accounts • Up to 3-party video conferencing • Up to 10-party video/audio mixed conferencing (up to 2 video calls) • PoE support

• 4-inch multi-touch screen with 480x800 resolution • Optima HD voice, full duplex technology • Yealink Noise Proof Technology • Built-in Bluetooth 4.2 • Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n) • Wi-Fi and DECT mode switchable (Switch via one-touch) • Built-in battery • Up to 15-hour talking time (in ideal conditions) • Up to 167-hour standby time in DECT mode (in ideal conditions) • 4-hour charging time • 20-foot (6-meter) and 360-degree microphone pickup range • Built-in 6-microphone array for voice pickup • 5-way conference call • Support to connect with a Bluetooth expansion microphone CPW25 • Hybrid UC meeting