Grandstream WP810 Cordless Wi-Fi IP phone 1.8″ (128 x 160) TFT color LCD Wi-Fi, USB port, and roaming support Headset connection 6 hours talk time & 120 hours standby time assignmentDatasheets↪ Grandstream WP810 Datasheet (EN)↪ Grandstream WP810 Datasheet (FR)↪ Grandstream WP810 Datasheet (DE) library_booksUser guides↪ Grandstream WP810 User Guide (EN)