900MHz LPF Low Pass Filter is suitable for 915mhz/750mhz FPV receivers(ELRS and TBS)and can effectively filter out the interference of 1.2G video signals.It can be integrated on the reveiver antenna and can effectiverly avoid the power loss of 1.2G image transmission. Small size, light weight, low insertion loss (0.5db), high-quality SMD components, . Unique shielding design, beautiful and practical. Has good passband ripple coefficient and out-of-band suppression capability. Both ends of the gold-plated SMA connector (one end of the SMA female thread/external thread hole; one end of the SMA male thread/internal thread needle), double-sided circuit board design, high mechanical strength. The factory silk screen batch number is different Colour:Black Material:PCB+Metal Package Contents: 1 x 900MHz LPF Low Pass Filter 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.