["Wireless IP phone with IP67 protection and extended functionality The Grandstream WP822 is a robust, dustproof and waterproof DECT IP phone with IP67 certification, ideal for harsh environments such as industrial, warehouse and outdoor applications", "IP67 certified: dustproof and waterproof", "2.4 inch color LCD display with backlight", "Supports up to 10 SIP accounts", "DECT technology for reliable wireless connection", "HD audio with Opus and G.722 support", "Up to 12 hours talk time, 150 hours standby", "Robust and shockproof housing", "Vibration function and LED notifications", "Up to 5 simultaneous calls", "Grandstream WP822 handset", "DECT base station (sold separately)", "charger", "Battery", "Quick guide"]