The most powerful processor and USB isolator from iFi for Hi-End audio system enthusiasts. The device combines full Optical Isolation, an internal 8000mAh battery, and Active Noise Cancellation technology to purify the signal and significantly reduce electrical noise, with multiple USB outputs and Coax and Optical outputs. � SilentPower +1 ✅ Very clean and complete with all accessories ✅ Internal battery and full optical isolation ✅ Information screen and direct monitoring of noise and power ✅ Suitable for DACs, streamers, and professional systems ✅ Clear difference in background quietness, details, and instrument separation with revealing systems Reason for selling: Reducing the number of devices in the system. 💰 Price: 3000 SAR 📍 Al Khobar / Eastern Province 📦 Shipping available at the buyer's expense 🔄 No trades accepted The device is considered one of the most powerful USB purification and isolation solutions currently available for those seeking maximum performance from their audio system.