EarFun Technology | ポータブルヘッドホンアンプ | UA100, FiiO Electronics | KA13, iBasso Audio | Macaron, Moondrop Technology | DAWN PRO, iBasso Audio | DC07PRO
FiiO Electronics | K11 | FIO-K11-B, Fosi Audio | K5 PRO DAC ヘッドフォンアンプ, EarFun Technology | ポータブルヘッドホンアンプ | UA100, FIIO | BTR17 | FIO-BTR17-L, FiiO Electronics | KA11 | FIO-KA11TC-S
Fosi Audio | K5 PRO DAC ヘッドフォンアンプ, EarFun Technology | ポータブルヘッドホンアンプ | UA100, FiiO Electronics | KA11 | FIO-KA11TC-S, FIIO | BTR17 | FIO-BTR17-L, iFi audio | ZEN DAC 3 | ZENDACV3
EarFun Technology | ポータブルヘッドホンアンプ | UA100, FIIO | BTR17 | FIO-BTR17-L, FiiO Electronics | KA11 | FIO-KA11TC-S, FiiO Electronics | KA13, FiiO Electronics | BTR13 | FIO-BTR13-L