1PCS General 4-channel High-power Output Processor for Vehicle-mounted 12V4-channel Audio Processing
Aliexpress UK
The ARVOMIC ARMX4. It supports a USB/flash/MP3 reader, allowing users to stream music on the mixer and record to a USB stick or computer. Bluetooth function allows users to wirelessly stream music from iPad and smartphones to mix music.
eBay
BOMGE 4 Channel DJ Audio Sound Mixer Interface Mixing Console Desktop Karaoke with MP3 Input USB
Aliexpress UK
Introducing the BOMGE U202 USB Audio Interface, perfect for live studio recording and music streaming. With features such as 48V phantom power and bus-powered operation, this interface is perfect for any setup.
eBay
BOMGE 4 Channel DJ Audio Sound Mixer Interface Mixing Console Desktop Karaoke with MP3 Input USB
Aliexpress UK
Features [4 INPUTS] This ultra-low noise professional and discrete mic preamp has 2 mono XLR and 1/4” LINE connected jacks and stereo RCA input jacks compatible with professional devices. [3-Band EQ &16 DSP Effects] Ultra-musical 3-band EQ on each channel to imbue signals with incredible warmth and detailed musical character.
eBay
1U Digital Amplifier 4*2000W 4 Channel Power Amplifier Stereo Sound System Pro Audio Class D
Aliexpress UK
Features [4 INPUTS] This ultra-low noise professional and discrete mic preamp has 2 mono XLR and 1/4” LINE connected jacks and stereo RCA input jacks compatible with professional devices. [3-Band EQ &16 DSP Effects] Ultra-musical 3-band EQ on each channel to imbue signals with incredible warmth and detailed musical character.
eBay
Car Amplifier High Power Car Audio Power Amplifier C-266 Quad 4 Channel Car Amplifier 5800W
Aliexpress UK
The device features a MIDI and USB interface, providing seamless connectivity to external devices and computers. With four USB 2.0 ports, users can easily connect multiple peripherals simultaneously.
eBay
4 Channel Class AB Car Power Amplifier Android Big Screen DSP Car Audio RMS 80W*4 HIFI Car Amplifier
Aliexpress UK
Record and compose music in studio quality on your laptop or iPad with the UR22mkII. Includes unit, user manual and installation cd. Excellent condition.
eBay
BOMGE 6 Channel 16 DSP Echo DJ Audio Sound Mixer Interface Mixing Console Karaoke With MP3 USB
Aliexpress UK
Features [4 INPUTS] This ultra-low noise professional and discrete mic preamp has 2 mono XLR and 1/4” LINE connected jacks and stereo RCA input jacks compatible with professional devices. [3-Band EQ &16 DSP Effects] Ultra-musical 3-band EQ on each channel to imbue signals with incredible warmth and detailed musical character.
eBay
The Rated Power of Four-channel QP-H150.4 Four-channel Power Amplifier Audio Processor for Car Audio
Aliexpress UK
The ARVOMIC ARMX4. It supports a USB/flash/MP3 reader, allowing users to stream music on the mixer and record to a USB stick or computer. Bluetooth function allows users to wirelessly stream music from iPad and smartphones to mix music.
eBay