ISN & Penon impressions by Dsnuts P.248
https://www.head-fi.org/threads/penon-audio-thread-post-your-impressions-here.934523/post-16678923
New
ISN Audio G4
OCC Graphene Silver-plated + OCC Graphene Gold Paint Hybrid cable
Type-6 Litz configuration
Single crystal copper mixed graphene silver-plated + single crystal copper mixed graphene gold paint hybrid cable
Environmental protection transparent PVC sheath
4 shares of 180 cores per share
Aluminum CNC alloy cutting integrated slider
Solder joint is silver–contained tin
Secondary oxidation gold foil gold ring
Gold-plated plug
Cable length: 1.2M
(Credits: Penon Audiophile Reviews)
Penon are being generous with the G4!