LetshuoerS12 in-Ear Earphone14.8mm Planar Magnetic Driver in Ear Monitors HiFi Wired Headphone with Detachable 2Pin Silver-Plated Monocrystalline Cable for Audiophile Musician(4.4mm, Silver)

Letshuoer S12 in-Ear Headphones 14.8mm Planar Magnetic Driver Wired in-Ear HiFi Earphones for Smartphones/PC/Tablet (4.4mm Connector, Silver)

HiFiGo DUNU S&S Earbud Tips for 4.0mm-6mm Nozzle, Silicone Ear Tips Replacement for Da Vinci, Explorer, Titan S2, Wireless/Wired Earphones (S/M/L(Each Size 1 Pair))

Qudelix-5K Bluetooth USB DAC AMP with LDAC, aptX Adaptive, aptX HD, AAC (Dual ES9219 3.5mm Unbalanced & 2.5mm Balanced Output)