Ground isolator. Compact design for preventing signal interference and hum loops which may occur, e.g. when connecting PC sound cards or laptops to an amplifier. 

Specifications: 

• Galvanically isolated inputs and outputs, 
• 2 RCA Female
• 3.5 mm stereo plug, 
• Input/output impedance: 20 kΩ, 
• Frequency range: 20-30,000 Hz, 
• THD: < 0.01%, 
• Transmission ratio 1:1, 
• Ø 24 mm x 38 mm, 32 g, 
• Length including connection cable: approx. 40 cm