สื่อ, เครือข่าย, ข้อมูล, โทรทัศน์, อุปกรณ์, เป็นรูปโค้ง, ผู้รับ, เทคโนโลยี, ไร้สาย, ดาวเทียม, จาน
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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