ELM AI-4 Karaoke Audio Mixer Mixing Console Compact Sound Card Mixing Console Digital BT MP3 USB for

Features:
 Compact size 4-channel mixer with a sound card  is suitable for home music recording, webcast, karaoke network singing, etc. DC 5V micro USB power supply, can be powered by power adapter, power bank or computer, super convenient to use.2 RCA outputs (L & R) to connect external recorder; 2 TRS stereo outputs(L & R) to connect speaker or amplifier; and one 3.5mm headphone output to connect headphones.2 MIC/LINE (TRS & XLR 2-in-1) mono input jacks for connecting microphones or musical instruments; 2 types(RCA & TRS) of stereo input jacks can be used to connect line-level instrument such as electronic keyboards and audio equipment.GAIN HIGH(treble tone), LOW(bass tone), PEAK-control knobs, allowing you to modulate more excellent sound effects; effect access buttons and ST/USB input signal switch button for quick operation.Built-in +48V phantom power for condenser microphone; with USB/TF card jack for MP3 input, also supports BT connection with your smartphone. Specifications: Material: PlasticPower Supply: DC 5VPower Adapter: 100-240V inputItem Size: 16 * 18.5 * 5.5cm/ 6.3 * 7.3 * 2.2inPackage Size: 24 * 22 * 7.5cm/ 9.4 * 8.7 * 3in  Package List:
 1 * Mixing Console