¡Obtenga asesoría en español!  Llámenos hoy a (800) 222-4701

Samson SM4U 4-channel Half-rack Line Mixer , 249 dollars and 99 cents - Add to Cart Skip to Product Information

Samson SM4U 4-channel Half-rack Line Mixer

4-channel Line Mixer with XLR, Stereo Line, RCA, 1/4", and 1/8" Inputs, XPD Wireless USB Port, Bluetooth, Priority Ducking, and Master Volume Control
Item ID: SM4U
Samson SM4U 4-channel Half-rack Line Mixer
249 dollars and 99 cents
Available Soon!

More of this item is on the way from Samson. Order today to reserve yours now, and we'll ship it as soon as it's available. Estimated November 5, 2026

Ask An Expert Our Expertly trained Sales Engineers are ready to help! What is a Sales Engineer?
Sweetwater Gear Exchange

Have one to sell?
Check out Sweetwater's Gear Exchange!
Learn More

Samson SM4U 4-channel Half-rack Line Mixer
Available Soon!

More of this item is on the way from Samson. Order today to reserve yours now, and we'll ship it as soon as it's available. Estimated November 5, 2026

249 dollars and 99 cents

A Compact Line Mixer with Crystal Clear Sound

This article was Written By

Our Product Research Team

Get to know them!

Sweetwater live sound pros have a great recommendation for commercial and connected sound systems: the Samson SM4U 4-channel Half-rack Line Mixer. With this mixer, you can control four zones of audio through a compact single-rack unit that’s ready for installation. The SM4U provides a wealth of connections, including an XPD wireless USB port for computer and tablet connection, Bluetooth to stream from wireless device, and, of course, mic and stereo line inputs. Connection from multiple sources makes the SM4U an excellent choice for fitness clubs, night clubs, schools, gyms, restaurants, and more. Lastly, a voiceover control offers users priority ducking so their voice can always be heard over sound coming from other inputs. Without a doubt, the SM4U will change the way you mix audio!

Samson SM4U 4-channel Half-rack Line Mixer Features:

  • 1U half-rack makes for a small footprint with big audio capabilities
  • Great for commercial and connected sound system installation
  • 4-channel mixer that allows for connection through multiple sources
  • Priority ducking through voiceover control lets voices be heard over all other audio
  • XPD wireless USB port allows for connection to computers, laptops, and tablets
  • Stream from a wireless device through Bluetooth
  • Excellent choice for fitness clubs, gyms, restaurants, night clubs, schools
  • Mic and stereo line inputs as well as back panel RCA inputs

Warranty Info

Sweetwater's FREE 2-Year Total Confidence Coverage Warranty

Extra peace of mind at no extra cost.

  • Save money with FREE parts and labor
  • Get back to making music with the industry's fastest turnaround time
  • Fix it the first time with our award-winning, factory-certified Service Department
Learn More about Total Confidence Coverage