This is officially the world’s smallest fully functional mobile phone, the Zanco tiny t1($50). It weighs just 13 grams, operates on the 2G network, and features a NANO SIM card slot. It stores 300 numbers & 50 SMS messages as well as the last 50 in/out numbers. The battery has 3 days standby and 180 minutes talk time. Recharges via micro USB.
“This fully functional, talk & text mobile phone is unbelievably tiny!”