Ebsrph RF Modulator AV to RF Converter NTSC CH3/CH4 Channels Video Input Adapter for TVs with Analog Signals Professional HD VHF Demodulator Converter for CATV System

Features:
The RF modulator is fit for your own local CATV system.
VHF working frequency for PLL controlled, HD input, A/V output, RF output. Selectable output channels.
The RF coaxial converter supports NTSC TV format output, no need to install driver program, portable, flexible, plug and play.
The VHF demodulator converter has personalised design, exquisite workmanship, making you fondle admiringly.
The RF modulator is made of high quality plastic material, sturdy, High quality and long service life. Professional manufacturing, stable characteristics and high reliability.

Specifications:
Model: M61A
Standard: NTSC
Material: ABS
Frequency Range: CH3=61.25MHz / CH4=67.25MHz
Output Impedance: 75 OHm
Output Level: 80±5dB?V
Sound System: M=4.5MHz
Video Input Impedance: 75 Ohms/1k Ohms (Switch able)
Audio Input Impedance: 13±3k Ohms
TV to ANT Insertion Loss 50-860: -6±2dB
A/V Connector: RCA female 
RF Input: F female
RF Output: F female
Power Consumption: USB 5V DC
Operating Temperature: 0? ~ +40?
Item Size: 62 * 63 * 25mm / 2.44 * 2.48 * 0.98in
Item Weight: 52g / 1.83oz
Package Weight: 107g / 3.77oz
Package Size: 13 * 10 * 3cm / 5.12 * 3.94 * 1.18in

Package List:
1 * RF Modulator
1 * USB Cable
1 * User Manual (English)