This machine is a functional mobile phone of Philips, cdma standard;The appearance is regular and generous;Philips' product quality is very guaranteed and durable;The standby time is very long because it is a functional machine and the battery is relatively large;What is the king way of business under the condition of guaranteeing the quality?This time, I really called Sanmao mobile phone store, which taught me a lesson;That is, competitive prices and caring services;The card rack of the smart card they provided shows this.