## Appendix A Examples of The Headphones Models Used in the Listening Test  
Examples of the headphones used in the listening test, as reported by the listeners (in alphabetical order):  
* AKG (K240 Monitor, K240 Studio, K272 HD, K550, K701, K712 Pro)
* Apple (EarPods with lighting connection)
* Asus (Cerberus)
* Audio-Technica (ATH-M50, ATH-R70x)
* Beyerdynamic (Custom One Pro, DT 331, DT-770 Pro 250 Ohm, DT-990 Pro 250 Ohm, T5p, Soul Byrd)
* Bloody (G501)
* Bose (QC25)
* Canford Level Limited Headphones (HD480 88 dBA)
* Corsair (HS50, HS60)
* Creative SoundBlaster (JAM)
* Focal (Spirit Professional)
* Genesis (Argon 200, H44, HM67, Radon 720)
* HTC (HS S260)
* Huawei (AM116)
* HyperX (Cloud Alpha, Cloud 2)
* ISK (HD9999)
* Jabra Elite (65t)
* JBL (E65 BTNC, T110, T450 BT, T460 BT)
* Klipsch Reference On-Ear Bluetooth Headphones, Koss (KSC75)
* Logitech (G633, G933)
* Mad Dog (GH702)
* Nokia (WH-108)
* Panasonic (RP-HJE125E-K, RP-HT161)
* Philips (SHL3060 BK)
* Pioneer (SE-M531, SE-M521)
* Razer (Kraken 7.1 Chroma, Kraken Pro v2, Thresher Tournament Edition)
* Roccat Syva (ROC-14-100)
* Samsung (EHS61)
* Sennheiser (CX 300-II, HD 201, HD 215, HD 228, HD 280 PRO, HD 380 Pro, HD 4.40, HD 555, HD 559, HD 598)
* Skullcandy (Urock)
* SMS (Studio Street by 50 Cent Wireless OverEar)
* Snap Overtone (EP-101m)
* Sony (MDR-AS200, MDR-EX110 LPB.AE, MDR-E9 LPB, MDR-NC8, MDR-ZX110B, MDR-XB550, MDR-XB950B1, WH-1000 XM3)
* SoundMagic (E10, E11)
* Stax (404 LE)
* Superlux (HD660, HD669, HD681)
* Takstar (HD2000)
* Thinksound (MS02)
* Tracer (Gamezone Thunder 7.1, Dragon TRASLU 44893)
* Urbanears, QCY (T2C)  
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