# DFRobot DAC Audio Decoder Board for Raspberry Pi 3B+/ 4B

**URL:** <https://discourse.zynthian.org/t/dfrobot-dac-audio-decoder-board-for-raspberry-pi-3b-4b/10267>\
**Category:** Hardware\
**Tags:** oram, audio-output, audio-input\
**Created:** [October 7, 2024, 6:57am UTC](https://discourse.zynthian.org/t/dfrobot-dac-audio-decoder-board-for-raspberry-pi-3b-4b/10267 "2024-10-07T06:57:17Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![marcus](https://discourse.zynthian.org/letter_avatar_proxy/v4/letter/m/85e7bf/32.png) [@marcus](https://discourse.zynthian.org/u/marcus)\
**Post date:** [October 7, 2024, 10:31pm UTC](https://discourse.zynthian.org/t/dfrobot-dac-audio-decoder-board-for-raspberry-pi-3b-4b/10267/4 "2024-10-07T22:31:41Z")

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They are developing a CS42448 driver for Teensy 4, do you think this can help with one for Raspberry Pi?

> **[CS42448 board ( 6 audio inputs / 8 outputs ) ?](https://forum.pjrc.com/index.php?threads%2Fcs42448-board-6-audio-inputs-8-outputs.72479%2Fpage-2)**
>
> I know you're aware of the multi-channel USB thread, because you posted on it. Unfortunately, at the moment this is the only game in town (that I'm aware of) that supports 8-channel USB. I say "unfortunately", because as it stands it's pretty tricky...

> **[USB interface for multi channel outputs, not just stereo](https://forum.pjrc.com/index.php?threads%2Fusb-interface-for-multi-channel-outputs-not-just-stereo.70176%2F)**
>
> Hi folks,
> 
> I'd like to update the USB audio for Teensy 4 to handle more than 2 channels (starting with 4 but eventually 8) which it only currently supports, so that I can play 4/8 different channels from my computer and use them as outputs on the...

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