iem: sony z1r/ex800st, acoustune hs200mx/rs three, campfire ara/polaris ii, fir kr5, 64 u12t/nio/u2, faudio darksky, ue u6pro, empire ears Valkyrie mkii hk ltd edition, canal works cw-u32grv, sennheiser ie800, westone mach 30/w4r/mach 80, intime sora ti3 edition ii, fitear f111
headphone: sony mdr 7506, austrian audio hi-x60, hifiman devo pro, sennheiser hd650, beyerdynamic dt 770 250ohm
cable: brise str7-rh2+/ashuha-le, orb brilliant force/clear force ultimate cl, satin medusa II/chimera II, erua candy II, eletech plato, effect thor silver II
dap: fiio m17, ak 100ii, hiby rs6/r6proii, sony wm1z/wm1am2/a306, tempotec v6; dongle: l&p w2, audioquest dragonfly cobalt, shanling up5, quloos mub1
stereo: fiio k9 pro ess, cyrus prexpd/xpower, proac d18