Telephone silhouette 11 months 1 Cellphone silhouette 11 months 0 Smartphone silhouette 11 months 1 Cell silhouette 11 months 0 Smartphone silhouette 11 months 0 Tel silhouette 12 months 9 Rotary Dial Telephone silhouette 12 months 2 Megaphone silhouette about 1 year 1 Phone silhouette about 1 year 0 Iphone 4 silhouette about 1 year 0 Robot who calls on the phone silhouette about 1 year 1 Businessman Mobile Phone silhouette about 1 year 0