TH909 is a flagship premium headphones based on the reputed closed type TH900mk2.

S.M.S.L. VMV D1 DAC VMV DUAL ES9038PRO USB OPTICAL COAXIAL HIGH END PURE DAC All interface supports DSD hard solutions Input interface: USB/optical/coaxial/EBU output interface：RCA/XLR Dynamic range: 131dB SNR: 122dB THD+N: 0.0002% USB transmission: Asynchronous transmission...

2.5mm/3.5mm dynamic IEMs with aluminium alloy body and graphene diaphragm

SMSL DP3 HIFI Bluetooth Music Player & Balanced Headphone Amplifier DSD256 Apt-X 2.4G/5G Wifi