Best 4 Channel Preamp

M-Audio M-Track Duo – USB Audio Interface for Recording, Streaming and Podcasting with Dual XLR, Line & DI Inputs, plus a Software Suite Included

Behringer XENYX X2222USB Premium 22-Input 2/ 2-Bus Mixer with XENYX Mic Preamps and Compressors, British EQ, 24-Bit Multi-FX Processor and USB/ Audio Interface, Compatible with PC and Mac

Behringer U-PHORIA UMC404HD Audiophile 4X4 24-Bit/192 KHz USB Audio/MIDI Interface with Midas Mic Preamplifiers Black

Behringer Premium 12-Input 2/2-Bus Mixer with XENYX Mic Preamps and Compressors, Klark Teknik Multi-FX Processor, Wireless Option and USB/Audio Interface, Compatible with PC and Mac, ‎Black and Silver

Behringer PP400 Ultra-Compact Phono Preamp, black,white,silver

Audient EVO 4 USB Audio Interface sound card for music production (2 in / 2 out USB audio-interface, 48 Volt phantom power, 2 microphone preamps, etc.), Black

Power Dynamics 4 Channel 800w Bluetooth Mixer Amplifier with Remote for Live PA Stage DJ Bands

Behringer XENYX 302USB Premium 5-Input Mixer with XENYX Mic Preamp and USB/Audio Interface, Compatible with PC and Mac

Yamaha MG10 Mixing Console - Compact mixer with 10 input channels and D-PRE mic preamps

Signal Booster, SLx TV Amplifier Four Output 27820BMR - Improve Picture Quality And Channel Reception - Boost Your HD TV/FM/DAB Signal. 4 Way - For HD and Freeview, Grey