Here are some of my reviews on Head-Fi.org:

https://www.head-fi.org/showcase/geekfly-gf8s.25004/reviews#review-25431
https://www.head-fi.org/showcase/xduoo-xp-2-pro.24680/reviews#review-25354
https://www.head-fi.org/showcase/hidizs-ms2.24969/reviews#review-25316
https://www.head-fi.org/showcase/tfz-live-3.24734/reviews#review-25275
https://www.head-fi.org/showcase/kbear-stellar.24668/reviews#review-25182
https://www.head-fi.org/showcase/tfz-live-x.24904/reviews#review-25142
https://www.head-fi.org/showcase/tin-hifi-p2.24771/reviews#review-25093
https://www.head-fi.org/showcase/moondrop-ssp-super-spaceship-pulse.24772/reviews#review-24963
https://www.head-fi.org/showcase/tin-hifi-t1-plus.24802/reviews#item-review-24873
https://www.head-fi.org/showcase/hidizs-h2.24786/reviews#item-review-24830
https://www.head-fi.org/showcase/earmen-tr-amp.24234/reviews#item-review-24794
https://www.head-fi.org/showcase/earmen-sparrow.24560/reviews#item-review-24745
https://www.head-fi.org/showcase/tempotec-sonata-bhd.24756/reviews#item-review-24708
https://www.head-fi.org/showcase/nf-audio-nm2.24648/reviews#item-review-24669
https://www.head-fi.org/showcase/isn-audio-c4.24733/reviews#item-review-24592
https://www.head-fi.org/showcase/tronsmart-apollo-bold.24533/reviews#item-review-24561
https://www.head-fi.org/showcase/smabat-m2-pro.24517/reviews#item-review-24521
https://www.head-fi.org/showcase/moondrop-ssr-super-starship-reference-review.24439/reviews#item-review-24462
https://www.head-fi.org/showcase/tfz-live-1-1-dd.24575/reviews#item-review-24433
https://www.head-fi.org/showcase/qudelix-5k.24672/reviews#item-review-24404
https://www.head-fi.org/showcase/sunrise-dragon-2-limited-edition-10th-anniversary.24649/reviews#item-review-24352
https://www.head-fi.org/showcase/tin-hifi-t2-plus.24452/reviews#item-review-24304
https://www.head-fi.org/showcase/nf-audio-nm2.24401/reviews#item-review-24191
https://www.head-fi.org/showcase/bqeyz-spring-ii.24469/reviews#item-review-24161
https://www.head-fi.org/showcase/isn-rambo-ii.24542/reviews#item-review-24104
https://www.head-fi.org/showcase/kbear-ks2.24470/reviews#item-review-24062
https://www.head-fi.org/showcase/tin-hifi-t4.24037/reviews#item-review-24027
https://www.head-fi.org/showcase/nicehck-x49.24465/reviews#item-review-23983
https://www.head-fi.org/showcase/blon-bl05.24352/reviews#item-review-23961
https://www.head-fi.org/showcase/smabat-st-10s.24278/reviews#item-review-23928
https://www.head-fi.org/showcase/bgvp-artmagic-vg4.24471/reviews#item-review-23907
https://www.head-fi.org/showcase/hiby-r3-pro.24044/reviews#item-review-23876
https://www.head-fi.org/showcase/kbear-kb04.24284/reviews#item-review-23757
https://www.head-fi.org/showcase/tf...oth-earphones.23541/reviews#item-review-23514
https://www.head-fi.org/showcase/nf-audio-na2.24196/reviews#item-review-23493
https://www.head-fi.org/showcase/isn-h40.24083/reviews#item-review-23436
https://www.head-fi.org/showcase/sabbat-e12.24260/reviews#item-review-23383
https://www.head-fi.org/showcase/tempotec-sonata-idsd-plus.24228/reviews#item-review-23335
https://www.head-fi.org/showcase/ikko-oh10.23876/reviews#item-review-23305
https://www.head-fi.org/showcase/dunu-dm-480.24117/reviews#item-review-23274
https://www.head-fi.org/showcase/jwd-jwm-115.24197/reviews#item-review-23250
https://www.head-fi.org/showcase/tempotec-sonata-hd-pro.24181/reviews#item-review-23245
https://www.head-fi.org/showcase/tempotec-sonata-hd.24180/reviews#item-review-23244
https://www.head-fi.org/showcase/magaosi-v3.24147/reviews#review-23172
https://www.head-fi.org/showcase/faaeal-hibiscus.24088/reviews#review-23155
https://www.head-fi.org/showcase/auglamour-t100.24131/reviews#review-23125
https://www.head-fi.org/showcase/ns-audio-ns5-mkii-extra-bass.24118/reviews#review-23103
https://www.head-fi.org/showcase/nf-audio-na1.24099/reviews#review-23053
https://www.head-fi.org/showcase/shozy-neo-bg.23356/reviews#review-23026
https://www.head-fi.org/showcase/smabat-m1-pro.24065/reviews#review-22989
https://www.head-fi.org/showcase/ourart-qj21.24038/reviews#review-22883
https://www.head-fi.org/showcase/nicehck-db3.23966/reviews#review-22857
https://www.head-fi.org/showcase/bgvp-sgz-dn1s.24025/reviews#review-22847
https://www.head-fi.org/showcase/tempotec-v1-a.23908/reviews#review-22831
https://www.head-fi.org/showcase/bgvp-dx5.24004/reviews#review-22800
https://www.head-fi.org/showcase/acmee-mf-01.23996/reviews#review-22790
https://www.head-fi.org/showcase/tansio-mirai-tsmr-2.23989/reviews#review-22775
https://www.head-fi.org/showcase/bgvp-artmagic-dh3.23974/reviews#review-22735
https://www.head-fi.org/showcase/ns-audio-ns3.23955/reviews#review-22679
https://www.head-fi.org/showcase/hidizs-tempotec-serenade-idsd.23469/reviews#review-22620
https://www.head-fi.org/showcase/tfz-my-love-iii.23879/reviews#review-22489
https://www.head-fi.org/showcase/nicehck-nx7.23856/reviews#review-22468
https://www.head-fi.org/showcase/db-debauche-bacchus-monroe.23489/reviews#review-22454
https://www.head-fi.org/showcase/nicehck-me80.23837/reviews#review-22436
https://www.head-fi.org/showcase/magaosi-k3-hd.22481/reviews#review-22422
https://www.head-fi.org/showcase/penon-spc-cable.23839/reviews#review-22385
https://www.head-fi.org/showcase/auglamour-rt-3.23827/reviews#review-22357
https://www.head-fi.org/showcase/ourart-wine.23329/reviews#review-22323
https://www.head-fi.org/showcase/lypertek-bevi.23441/reviews#review-22281
https://www.head-fi.org/showcase/rose-mini2-mkii-2-0.23577/reviews#review-22255
https://www.head-fi.org/showcase/moondrop-kanas-pro.23385/reviews#review-22223
https://www.head-fi.org/showcase/oriolus-finschi.23683/reviews#review-22196
https://www.head-fi.org/showcase/bqeyz-k1.23758/reviews#review-22160
https://www.head-fi.org/showcase/ourart-acg.23536/reviews#review-22119
https://www.head-fi.org/showcase/ourart-tini.23740/reviews#review-22089
https://www.head-fi.org/showcase/shozy-v33.23722/reviews#review-22044
https://www.head-fi.org/showcase/cozoy-hera-c103.23682/reviews#review-21987
https://www.head-fi.org/showcase/pai-audio-dr2.23637/reviews#review-21880
https://www.head-fi.org/showcase/smabat-st-10.23718/reviews#review-22064
https://www.head-fi.org/showcase/isn-audio-rambo.23669/reviews#review-22006
https://www.head-fi.org/showcase/isn-c16.23692/reviews#review-21932
https://www.head-fi.org/showcase/ourart-ti7.22520/reviews#review-21913
https://www.head-fi.org/showcase/burson-playmate.23567/reviews#review-21554
https://www.head-fi.org/showcase/xduoo-x3ii.23463/reviews#review-21232
https://www.head-fi.org/showcase/nicehck-m6.23430/reviews#review-21335
https://www.head-fi.org/showcase/nicehck-eb2.23333/reviews#review-21096
https://www.head-fi.org/showcase/tfz-no-3.23581/reviews#review-21844
https://www.head-fi.org/showcase/tfz-tequila1-iem.22926/reviews#review-21804
https://www.head-fi.org/showcase/tanchjim-cora.23610/reviews#review-21731
https://www.head-fi.org/showcase/lz-a6mini.23522/reviews#review-21661
https://www.head-fi.org/showcase/ikko-oh1.23467/reviews#review-21622
https://www.head-fi.org/showcase/anew-u1.23347/reviews#review-21517
https://www.head-fi.org/showcase/nicehck-p3.23494/reviews#review-21441
https://www.head-fi.org/showcase/audirect-beam.23271/reviews#review-21412
https://www.head-fi.org/showcase/bqeyz-kb100.23369/reviews#review-21357
https://www.head-fi.org/showcase/nicehck-ep10.23452/reviews#review-21280
https://www.head-fi.org/showcase/nicehck-ezaudio-d4.23404/reviews#review-21265
https://www.head-fi.org/showcase/bu...d-opamp-v5i.21562/reviews?page=2#review-20400


http://i.imgur.com/U6OYeyS.jpg?1

https://hiendportable.com/
Audio Portable Reviews in English and Spanish.
My own Frequency Response Graphics:
https://cqtek.squig.link/