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Dayton Audio KABM 215 and 30M: cheap but disappointing Bluetooth amplifier boards

This is my video review of the Dayton Audio KABM 215 and 30M -- two very affordable Bluetooth amplifier boards from Dayton Audio. ✅ PROS: Cheap, good sound, DSP/equalizer support, DIY Friendly ⚠️ CONS: Get hot, weird volume control, high idle power use, not as powerful as they say 💳 Shopping links: 🟢 Dayton Audio KABM 215: https://amzn.to/3JZDHad (Amazon US) https://bit.ly/3JSKLp7 (Sound Imports EU) 🟢 Dayton Audio KABM 30M: https://amzn.to/3WHkmCl (Amazon US) https://bit.ly/4bAOfIH (Sound Imports EU) 🟢 Dayton Audio KABD 230: https://amzn.to/3yd7BVH (Amazon US) https://bit.ly/3QGW5Iv (Sound Imports EU) 🟢 Dayton Audio KABD 250: https://bit.ly/4b9Khab (Sound Imports EU) 🟢 Dayton Audio KPX Programmer: https://amzn.to/3UUYHFg (Amazon US) https://bit.ly/4afhoYz (Sound Imports EU) 🟢 Dayton Audio PS95 full range speaker: https://amzn.to/44B5Iye (Amazon US) https://bit.ly/4bd5b82 (Sound Imports EU) 🛒 Also available on: www.PartsExpress.com (US) 🛒 Shop Dayton Audio on Amazon: https://amzn.to/3JV7EIj (US) 🛒 Shop audio parts on Sound Imports: https://bit.ly/4bPre5t (EU) 🟢AliExpress Bluetooth amplifier board: https://bit.ly/44CPpkw Tools: 🟢 FLIR Thermal Camera: https://amzn.to/3IM5la8 🟢 Simple Multimeter: https://amzn.to/43Cjnom 🟢 The Wireless Mic I use: https://amzn.to/4bGMnPh *Affiliate links. I make make a small commission, but the price you pay stays the same, and your support helps me make more videos. Thanks! #audio #bluetooth #diy #amplifier #electronics ******* Follow me on Instagram:   / leftymaker   More cool stuff on TikTok:   / leftymaker   Donate on Ko-Fi: Ko-fi.com/leftymaker TIMESTAMPS: 0:00 - Introduction 0:21 - Who are Dayton Audio 0:51 - Price 1:42 - Idle Power 2:18 - Heat issues 2:56 - Power output 4:30 - DSP 6:02 - Final power tests 6:17 - Volume control 6:45 - Summary and alternatives