$25 · TV Link Modulator - AV to RF converter

New, plugged in just for photos. I needed something for more ancient technology, and this was too modern... Specs: Cost effective for your own local CATV system Compatible with set top boxes and other A/V sources UHF modulator -PAL/NTSC selectable Output level adjustable Audio/ video output level adjustable Output channel selectable RF outputs for use with SLX and TV- Specifications: Type: TV Link Modulator Material: Plastic Color: Black Size(L*W*H): About 9.6x11.8x2.5cm Modulator: Standard: PAL/NTSC Channel Range: UHF 21~69 Output Level: 85±5dBuV Sound System: M=4.5MHz、B/G=5.5MHz、I=6.0MHz、D/K=6.5MHz A/V Connector: RCA female RF Input: F-female RF Output (DC output): F-female (DC output：9VDC/100m） IR Emitter: Remote Control Frequency: 38KHz/56KHz Remote Distance: ≥ 8m Default Factory Setting: Channel 21(471.25MHz)，PAL/I /38KHz Power Consumption: USB5V at 400mA Operating Temperature: 0℃ ~ +40℃ Package Included: 1pc x TV Link Modulator 1pc x Power Line 1pc x IR Emitter 1pc x Manual