ID 118406044 © Dece11 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
abc alphabet black character click code communication contact dah dash digit dit dots education emergency help illustration information international isolated key language letters line mark message morse navy number numerals punctuation radio rescue secrecy secret separated signal sos symbol system technology telecommunication telegraph text transmission vector white wireless word write