glyph; red and white; icon; black background; phone; help; office; security; warning; business; telephone; message; support; error; man; call center; alarm; person; service; contact; online; microphone; alert; emergency; danger; exclamation; triangle; secretary; agent; safety; administrator; communication; operator; talk; attention; headset; caution; assistant; headphones; assistance; aid; communicate; rescue; consultant; telemarketing; urgency; hotline; beware; helpline; round; donut; selected: Bilder zum Thema glyph; red and white; icon; black background; phone; help; office; security; warning; business; telephone; message; support; error; man; call center; alarm; person; service; contact; online; microphone; alert; emergency; danger; exclamation; triangle; secretary; agent; safety; administrator; communication; operator; talk; attention; headset; caution; assistant; headphones; assistance; aid; communicate; rescue; consultant; telemarketing; urgency; hotline; beware; helpline; round; donut; selected bei ClipDealer