Hi Fi Audio Balun, 2 Pack Stereo RCA to Stereo RCA Audio Extender Stereo Analog Audio Extender, Stereo RCA to Stereo RCA Audio Extender Over Cat5e Cat 6 sold2025 These Clamp Type Cut off Tool B01N4J4ZT6 These Clamp Type Cut off Tool holds 1 2" wide cut off blades and 3 8" x 3 8" tool holder and are finished in black oxide coatings Dimension:10 x 10 x 5mm(L*W*T) Hi Fi Audio Balun Intercom systems ect Sound Link Audio Maximum Input: 2V RMS Audio Source Impedance: 100 ohms maximum Audio Receiver Impedance: 10 k ohms minimum 3dB Bandwidth 20 Hz to 20 KHz over the distance range Insertion Loss per balun pair Less than 3 dB over the frequency range