X305 Big Button IP Phone X305 is the cost-effective big button IP phone. It features a 3.5-inch 320x240 pixel color screen and big buttons, supporting 2 SIP lines and PoE power supply to render a user-friendly experience. X305 has rich functions such as HD audio and built-in 2.4GHz 5GHz Wi-Fi,supporting wireless emergency pendants(via 433MHz wireless transmission),providing an efficient and high-quality communication experience for seniors. Highlights ?? Number keys with braille dots ?? Big buttons?HELP key ?? support photo speed dial buttons(photo repalceable) ?? Support HD audio , with adjustable volume key ?? Hearing Aid compatible(HAC) ?? Support 2.4G 5G Wi-Fi ?? Dual Gigabit ports, integrated PoE ?? Support wireless emergency pendants (Supported specific accessories, via 433MHz wireless transmission)