Across
- 4. far, distant
- 8. messages quickly over long
- 9. A device that used electrical signals to
- 11. The use of equipment to provide voice
- 12. the use of the telephone to sell directly to consumers
- 14. A person who sells a line of products over
- 15. telephone
- 16. over a distance.
Down
- 1. over long distances
- 2. a device for transmitting and receiving
- 3. a message sent by telegraph
- 5. A device built to observe distant objects
- 6. television broadcaster
- 7. afar
- 10. making them appear closer
- 11. mind to mind communication
- 13. a device to receive pictures and sounds