Ключевые слова: answer, arrow, assistance, back, background, black, business, button, call, closeup, communication, concept, connection, consultation, conversation, corporate, device, dial, down, equipment, fax, helpdesk, indoors, information, inscription, keyboard, keypad, landline, landline phone, line, number, office, phone, plastic, receiver, reception, row, service, support, technology, telemarketing, telephone, text, up, word,