Very good filter, small, robust, simple and without the need for external power. I tried it to filter audio signal input noise and it works perfectly I tested it to filter out noise from dynamic microphones and it's not able to pass the signal.

Muy bue n filtro, pequeño, robusto, sencillo y sin necesidad de alimentación externa. Lo he probado para filtrar ruido de entrada de señal de audio y funciona perfectamente Lo he probado para filtrar ruido de micrófonos dinámicos y no es capaz de pasar la señal

Very good filter, small, robust, simple and without the need for external power. I tried it to filter audio signal input noise and it works perfectly I tested it to filter out noise from dynamic microphones and it's not able to pass the signal.

good product and arrived quickly

buon prodotto ed arrivato in fretta

good product and arrived quickly

perfect

perfect

perfect

conforme a la description

conforme a la description

conforme a la description

All super!!!!!

Alles Super !!!!!

All super!!!!!

Works great. I used it to eliminate the ground loop between a PC motherboard audio output and an audio amplifier.

Works great. I used it to eliminate the ground loop between a PC motherboard audio output and an audio amplifier.

Works great. I used it to eliminate the ground loop between a PC motherboard audio output and an audio amplifier.