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For a stereo YouTube Live stream, use 128 Kbps AAC as the direct platform-listed setting. Twitch lists 160 kbps AAC as a maximum, not a required target. If you need one stereo setting for both services, 128 Kbps AAC is a practical shared choice based on those separate platform specifications.
Recommended audio bitrate by platform
| Platform | Audio codec guidance | Stereo bitrate | Sample rate | How to interpret it |
|---|---|---|---|---|
| YouTube Live | AAC or MP3; AAC is required for its RTMP/RTMPS 5.1 option | 128 Kbps | 44.1 kHz for stereo | Use 128 Kbps as the published stereo encoder setting. |
| Twitch | AAC | Up to 160 kbps | The Twitch guidance says AAC sampling frequency may be any value | 160 kbps is a maximum, not a direction to always select that value. |
These are the platforms’ published encoder specifications, not results from a comparative audio-quality test. YouTube also lists 384 Kbps and 48 kHz for 5.1 surround sound. Its 5.1 guidance applies only to AAC over RTMP/RTMPS. Use the channel layout your production actually sends; stereo settings are not interchangeable with 5.1 settings.
What to use when streaming to YouTube and Twitch
For a single stereo configuration intended for both platforms, 128 Kbps AAC is a reasonable common setting: it matches YouTube’s listed stereo bitrate and remains below Twitch’s published AAC maximum. This is an inference from the two platforms’ separate guidance, not a universal standard. If your encoder or multistream workflow allows destination-specific settings, verify how it applies audio settings to each output.
For Twitch alone, you do not need to raise audio to 160 kbps just because that is the maximum. Choose a bitrate supported by the destination and your encoding workflow, then test the actual feed.
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#1 Best Overall
- Pro performance with great pre-amps - Achieve a brighter recording thanks to the high performing mic pre-amps of the Scarlett 3rd Gen. A switchable Air mode will add extra clarity to your acoustic instruments when recording with your Solo 3rd Gen
- Get the perfect guitar and vocal take with - With two high-headroom instrument inputs to plug in your guitar or bass so that they shine through. Capture your voice and instruments without any unwanted clipping or distortion thanks to our Gain Halos
- Studio quality recording for your music & podcasts - Achieve pro sounding recordings with Scarlett 3rd Gen’s high-performance converters enabling you to record and mix at up to 24-bit/192kHz. Your recordings will retain all of their sonic qualities
- Low-noise for crystal clear listening - 2 low-noise balanced outputs provide clean audio playback with 3rd Gen. Hear all the nuances of your tracks or music from Spotify, Apple & Amazon Music. Plug-in headphones for private listening in high-fidelity
- Everything in the box: Includes Pro Tools Intro+, Ableton Live Lite, Cubase LE, and Hitmaker Expansion: a suite of essential effects, powerful software instruments, and easy-to-use mastering tools
How to set and verify audio bitrate
- Confirm the destination and channel layout. Choose the relevant service’s current encoder guidance and decide whether the output is stereo or 5.1. For YouTube stereo, its published figures are 128 Kbps and 44.1 kHz; for YouTube 5.1, they are 384 Kbps and 48 kHz, using AAC for RTMP/RTMPS.
- Set the encoder’s audio codec and bitrate. Select AAC at 128 Kbps for YouTube stereo. For Twitch, keep AAC at or below its 160 kbps maximum. If sending to both with one stereo setting, use 128 Kbps AAC as the common choice.
- Check the sample rate and channel count. Make sure the encoder output matches the intended layout. A bitrate setting alone does not convert a mono or stereo capture into a correctly produced surround mix.
- Run a representative test before the event. Include the kind of speech, music, or other audio you expect to stream, along with the intended video. On YouTube, monitor stream health during the test and event.
What bitrate can—and cannot—fix
Bitrate describes the encoded audio data rate; it does not by itself establish how good the captured sound is. The cited platform specifications identify supported settings, but they do not show that choosing a higher bitrate beyond a service’s guidance will make a stream perceptibly better. A microphone or audio interface can affect what is captured, but neither YouTube’s nor Twitch’s cited bitrate guidance requires buying hardware to choose an encoder bitrate.
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Quick Recap
Best Value
- The new generation of the artist's interface: Connect your mic to Scarlett's 4th Gen mic pres. Plug in your guitar. Fire up the included software. Start making your first big hit
- Studio-quality sound: With a huge 120dB dynamic range, the newest generation of Scarlett uses the same converters as Focusrite’s flagship interfaces, found in the world's biggest studios
- Never lose a great take: Scarlett 4th Gen's Auto Gain sets the perfect level for your mic or guitar, and Clip Safe prevents clipping, so you can focus on the music
- Find your signature sound: Air mode lifts vocals and guitars to the front of the mix, adding musical presence and rich harmonic drive to your recordings
- With Scarlett 4th Gen, you have all you need to record, mix and master your music: Includes industry-leading recording software and a full collection of record-making plugins
Rank #4
- Podcast, Record, Live Stream, This Portable Audio Interface Covers it All - USB sound card for Mac or PC delivers 48kHz audio resolution for pristine recording every time
- Be ready for anything with this versatile M-AUDIO interface - Record guitar, vocals or line input signals with two combo XLR / Line / Instrument Inputs with phantom power
- Everything you Demand from an Audio Interface for Fuss-Free Monitoring - 1/4" headphone output and stereo 1/4" outputs for total monitoring flexibility; USB/Direct switch for zero latency monitoring
- Get the best out of your Microphones - M-Track Duo’s transparent Crystal Preamps guarantee optimal sound from all your microphones including condenser mics
- The MPC Production Experience - Includes MPC Beats Software complete with the essential production tools from Akai Professional
Rank #3
- PLUG IN AND HEAR SOUND IN SECONDS - USB Type-A connector with a 3.5mm stereo headphone output and a separate 3.5mm mono microphone input. No drivers, no software, no external power - the adapter is USB bus-powered and is recognized as a standard USB audio device.
- WORKS ON WINDOWS, MAC AND LINUX - Driverless on Windows 98SE/ME/2000/XP/Server 2003/Vista/7/8, Linux and Mac OSX, and compliant with the USB Audio Device Class 1.0 specification, so any system that supports class-compliant USB audio will see it. Select it as the sound output and input device after plugging it in.
- TWO JACKS, TWO JOBS - The green jack is stereo OUT for headphones or powered speakers; the pink jack is mono microphone IN for a 3.5mm mic. It does NOT support 4-pole headsets on a single combo plug, it does NOT power passive speakers, and it does NOT add surround sound - it is a stereo 2-channel adapter.
- FOR LAPTOPS AND DESKTOPS THAT NEED AN AUDIO PORT BACK - Adds a headphone and mic port to a laptop, desktop, or mini PC whose onboard jack has failed or was never there. Managed and work-issued computers can block new USB audio devices by policy - check with your IT department before ordering for a company machine.
- SABRENT SUPPORT AND WARRANTY - What is in the box: one USB audio sound adapter. Backed by a 1-year limited warranty, extended to 2 years when you register within 90 days on the manufacturer's website.
Rank #2
- The new generation of the songwriter's interface: Plug in your mic and guitar and let Scarlett Solo 4th Gen bring big studio sound to wherever you make music
- Studio-quality sound: With a huge 120dB dynamic range, the newest generation of Scarlett uses the same converters as Focusrite’s flagship interfaces, found in the world's biggest studios
- Find your signature sound: Scarlett 4th Gen's improved Air mode lifts vocals and guitars to the front of the mix, adding musical presence and rich harmonic drive to your recordings
- All you need to record, mix and master your music: Includes industry-leading recording software and a full collection of record-making plugins
- Everything in the box: Includes Pro Tools Intro+, Ableton Live Lite, Cubase LE, and Hitmaker Expansion: a suite of essential effects, powerful software instruments, and easy-to-use mastering tools
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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