Wireless Router siluetti 7 months 3 Wireless modem siluetti 8 months 3 Mobile siluetti 8 months 10 Antenna siluetti 8 months 2 Wireless siluetti 8 months 3 Wifi symbol siluetti 8 months 4 Telephone siluetti 11 months 1 Radio siluetti 12 months 2 Walkie talkie siluetti 12 months 2 Cellphone siluetti 12 months 0 Cell siluetti 12 months 0 Smartphone siluetti 12 months 0 Radio Tower siluetti 12 months 4 Tower siluetti 12 months 3 Tower siluetti 12 months 1 Laptop siluetti about 1 year 0 Monitor siluetti about 1 year 0 Iphone siluetti about 1 year 0 Iphone siluetti about 1 year 0 Satellite siluetti about 1 year 1