The SMSL R3 is a desktop gaming DAC and headphone amp that pairs a Cirrus Logic CS43131 chip and DSP with ten physical EQ faders, a 48V-capable mic preamp, USB-C and optical inputs, and 4.4mm balanced and 3.5mm headset jacks. It suits PC and mobile gamers who want hands-on EQ and mic control at the desk.
Who the SMSL R3 is for
PC and mobile gaming: USB-C and optical inputs connect a PC, phone or other gaming device, with 4.4mm balanced and 3.5mm headset jacks for wired headphones.
Team voice chat: A mic preamp with a 48V phantom-power switch and its own fader handles team chat; USB audio runs at 24-bit/48kHz while the mic is on.
Hands-on tuning: Ten physical EQ faders from 31Hz to 16kHz cover a ±10dB range, with an EQ on/off switch for quick comparisons.
Level monitoring: Independent left and right VU meters show audio levels in real time.
Skip it if: You run hard-to-drive headphones: SMSL rates the headphone output at 68mW into 32Ω.
SMSL R3 key specs
DAC: Cirrus Logic CS43131 DAC plus a built-in DSP processor
USB audio: Up to 32-bit/384kHz; 24-bit/48kHz while the mic is on
Inputs / outputs: USB-C and optical in; 4.4mm balanced, 3.5mm headset and optical out
Headphone output power: 68mW @ 32Ω
Microphone: 3.5mm mic jack or headset mic; 48V phantom power switch; own volume fader
Power: USB-C bus power plus an auxiliary USB-C power input
Size and weight: 100 × 24.2 × 142mm (W × H × D); 331g (0.73lb)
Color: Black or Silver
Genuine SMSL stock. Free shipping on every order, 45-day returns.
SMSL R3 vs similar options
vs SMSL M20: Also offers 3.5mm and 4.4mm headphone outputs for a PC or console gaming desk; pick the R3 for its 10 physical EQ faders, 48V mic preamp and optical in and out.
vs Fosi Audio K7: Adds Bluetooth input and enough drive for planar headphones, with PS5, PC and Switch support; pick the R3 for its 10 physical EQ faders and 48V phantom power for the mic.
Yes. Every unit we sell is genuine and brand-new, shipped in its original packaging, and backed by our 1-year TonePier warranty and 45-day returns.
Where does my order ship from, and how long does it take?
Every order ships from our warehouse in China, with full tracking, and most orders ship within 3 business days. Shipping is free on every order; most US orders arrive within 7–15 business days and most orders to other countries within 7–20 business days — see our shipping policy for details.
What if it isn't for me?
You get 45 days to decide. Keep the packaging, keep it in like-new condition, and send it back for a refund. Ear tips unsealed for hygiene reasons are fine — we expect you to actually listen.
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