Amazon.com: Pyle Professional Audio Mixer Sound Board Console System Interface 4 Channel Digital USB Bluetooth MP3 Computer Input 48V Phantom Power Stereo DJ Studio Streaming FX 16-Bit DSP Processor - PMXU43BT.5 :
Moukey 4-Stereo Mini Audio Mixer, Ultra Low-Noise 4-Channel Line Mixer for Sub-Mixing, DC 5V Audio Mixer with USB Cable, As Microphones, Guitars, Bass, Keyboards or Stage Mixer-MAMX1 - Walmart.com
10 Channel Mixing Console Digital Audio Mixer Stereo Mic/Line Mixer with Reverb for Recording DJ Network Live Broadcast Karaoke - AliExpress