The Wavecom ANT-T15 is a specially designed indoor tv antenna for digital terrestrial TV reception, based on advance military technology. It connects to your set top box (or IDTV) through a 2m coaxial cable supplied. The antenna is active (25dB) and can be powered by a digital set top box, or Integrated Digital TV (thru usb cable supplied). This antenna has been tested and is optimised for use in Singapore for indoor DVB-T2 reception (digital free-to-air) of the 7 Mediacorp channels (Channel 5 HD, Channel 8 HD, Suria HD, Vasantham HD, Channel News Asia, Channel U, and Okto).