Fangrui Product Details Tx5813 Is An Fm Audio And Video Transmitter Module That Works In The 5645-5945mhz Ism Band (or Uses Spi Mode To Control The Band Through An External Microcontroller). The Module Adopts A Single-chip Design, Which Integrates Vco, Pll, Broadband Fm Video Modulation, And Fm Audio Modulation, Making The Module Small In Size, Low In Power Consumption, And High In Sensitivity; The Module Adopts A Patch Package Form, Which Occupies A Very Small Space Of The Whole Machine. The Application Of This Module Only Requires A Simple Connection Of Power, Audio Cable, Video Cable, And Antenna To Transmit Sound And Image Signals. 5.8g Broadband Fm Audio And Video Synchronous Transmission Small Size Smd Package: 19x22x3 Mm Low Power Consumption: 5 V 110ma Transmitting Power: 10dbm To 20dbm Direct Input Of Analog Audio And Video Signals 8-channel Transmission Spi Control (48 Frequency Points) External Rf Amplifier Can Modulate 20mw-10w Power Applications: Fpv Model Aircraft Audio And Video Wireless Transmission; Baby Monit