<p>The RF modulator is fit for your own local CATV system.</p> <p>VHF working frequency for PLL controlled, HD input, A\/V output, RF output.</p> <p>The RF coaxial converter supports NTSC TV format output, no need to install driver program, portable, flexible, plug and play.</p> <p>The VHF demodulator converter has personalised design, exquisite workmanship, making you fondle admiringly.</p> <p>The RF modulator is made of high quality ABS material, sturdy and long service life. Professional manufacturing, stable characteristics and high reliability.</p> <p>Standard: NTSC</p> <p>Frequency Range: CH3=61.25</p> <p>Output Impedance: 75\u03A9</p> <p>Output Level: 80\u00B15dB\u03BCV</p> <p>Sound System: M=4.5MHz</p> <p>Video Input Impedance: 75\u03A9</p> <p>Audio Input Impedance: 13\u00B13k\u03A9</p> <p>TV to ANT Insertion Loss 50-860: -6\u00B12dB</p> <p>A\/V Connector: female</p> <p>RF Input: TV Female</p> <p>RF Output: TV Male plug </p> <p>Power Consumption: USB 5V DC</p> <p>Operating Temperature: 0\u2103-+40\u2103</p> <p>Colour:Black</p> <p>Material:plastic</p> <p>Package Contents:</p> <p>1 x AV TO RF Modulator(Due to different product batches, the appearance , which does not affect the use)</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>