The Grandstream WP816 is a cordless Wi-Fi IP phone in Jet Grey, designed to keep you connected while moving throughout a workspace. It supports two SIP lines and utilizes a color LCD TFT display for clear navigation, while the Opus HD voice codec ensures high-quality audio during calls. To maintain a stable connection as you move, the device features dual-band Wi-Fi 6 (802.11a/b/g/n/ac/ax) with roaming support, meaning you can transition between access points without dropping your conversation. Practicality is built into its physical design, with a slim profile measuring 13 cm in height and weighing only 80 g, making it easy to carry all day. For quick communication, there is a configurable Push-To-Talk button and a dedicated emergency button. The 1500mAh Li-ion battery provides up to 6 hours of talk time or 120 hours on standby, and the package includes a charging base, belt clip, and a Type C power adapter for convenient power management. This model is also compatible with the GDMS system, allowing for streamlined remote management of the device.