- Stock Photography: ENGAGED TONE SOS U.S. by Stefgo
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- Size Facebook: 1702 x 630 px
- Size Twitter: 1500 x 500 px
- Size LinkedIn: 1128 x 191 px
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Cover photo info
- Photo title: Engaged Tone SOS U.S.
- Author: Stefgo
- Cover photo description:
- A dual tone busy signal 480 / 620 Hz is presented as a Morse Code SOS.
- Image ID:124538332
- Views:27
- Downloads:0
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