Features: NTSC Format Output: HDMI to RF Modulator supports NTSC format output, with a frequency range of CH3=61.25MHz and CH4=67.25MHz, and supports multiple resolutions - 1080P/1080i/720P/576P/576i/480p 1080P PLL Control: VHF RF HDMI coaxial converter features 1080P PLL control with VHF working frequency, supporting HD Multimedia Interface input and RF input/output for high-definition video transmission Compatibility: HDM61 HDMI RF Modulator Adapter works with PCs, laptops, game consoles, game switches, cameras, TV boxes, DVD players, CCTV & DVRs, etc High-Quality Craftsmanship: HDMI to RF Modulator is meticulously crafted and compatible with your local CATV system; supports HD Multimedia Interface 1.4 and HDCP 1.4 for reliable operation Plug & Play: HDMI to RF modulator requires no driver installation; is portable, flexible, and ready to use straight out of the box Durable Build: Constructed from ABS material, HDMI to RF Modulator is built to last, with professional-grade design to ensure stable and consistent performance over time Specifications: Material: ABS housing Frequency Range: NTSC: CH3=61.25MHz / CH4=67.25MHz TV Standard Format: NTSC Output Level: 75-85 dBuV Input Level: 0.77Vp-p for 80%±10% modulation Sound System: M=4.5MHz Input Port: HDMI RF Input/Output: F Female Input Resolution: 1080P/1080i/720P/576P/576i/480p HD Multimedia Interface Version: 1.4 HDCP Version: 1.4 Input Voltage Current: DC 5V 500mA Operating Temperature: 0℃ ~ +40℃ Package includes: 1 x HDMI to RF Modulator 1 x Power Cable NTSC Format Output: HDMI to RF Modulator supports NTSC format output, with a frequency range of CH3=61.25MHz and CH4=67.25MHz, and supports multiple resolutions - 1080P/1080i/720P/576P/576i/480p 1080P PLL Control: VHF RF HDMI coaxial converter features 1080P PLL control with VHF working frequency, supporting HD Multimedia Interface input and RF input/output for high-definition video transmission Compatibility: HDM61 HDMI RF Modulator Adapter works with PCs, laptops, game consoles, game switches, cameras, TV boxes, DVD players, CCTV & DVRs, etc High-Quality Craftsmanship: HDMI to RF Modulator is meticulously crafted and compatible with your local CATV system; supports HD Multimedia Interface 1.4 and HDCP 1.4 for reliable operation Plug & Play: HDMI to RF modulator requires no driver installation; is portable, flexible, and ready to use straight out of the box