| Brand | Unbranded |
|---|---|
| Type | Linear Power Supply |
| Country of Origin | China |
Check the listing for details. EFI HiFi Audio Photoelectric Isolator Ethernet Linear Power Supply Filter. Condition: New, Made in China. Listed at 483.55 USD. Upgrading EFI can reduce the interference of network devices on audio signals, especially in high-sensitivity HiFi systems, where sound quality will be greatly improved. Reduce jitter to make digital audio signals more accurate, improve details and sound field performance.