Video Features: Video output impedance 75 , typical video output level 1Vp-p, typical video polarity negative Video frequency response 5 decibels, maximum 50 Hz~6 MHz Differential gain 5%, maximum value; Differential phase 5 degrees, maximum 3dB IF broadband 16.5MHz Signal-to-noise ratio S 38dB, Min.RSSI output voltage (-30dBm~-90dBm) 1.3-0.7V VTX-1G3SE DC characteristics Power supply voltage 5.0V Current consumption (280 40) mA Environmental regulations: Working temperature -10~+65 Storage temperature -30~+85 Working humidity 85% RH Radio Frequency (RF): Receiving frequency range 1050~1380MHz Input voltage standing wave ratio 2: 1 FM/PLL demodulation system Intermediate frequency IF 480MHz ANT. Input impedance 50 , typical value LO frequency stability 200kHz LO frequency accuracy 200kHz LO control PLL Input LO leakage -65dBm Receiving sensitivity -95dBm Input level range -95 dBm to+5 dBm Due to different batches, the appearance, color and printed words of the product , which will not affect the use Material: PCB colour: Black Package Contents: 1 x Transmitter Only the above package content, other products are not included. 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.