What's in the box:

Muslady AI-4 Compact Sound Card Mixing Console Digital Audio Mixer 4-Channel BT MP3 USB Input +48V Phantom Power for Music Recording DJ Network Live Broadcast Karaoke (White)

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.
With 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.
With 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.
With 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:
Brand: Muslady
Material: Plastic
Color: Black/ White(optional)
Power Supply: DC 5V
Power Adapter: 100-240V input
Item Size: 16 * 18.5 * 5.5cm/ 6.3 * 7.3 * 2.2in
Item Weight: 445g/ 15.7oz
Package Size: 24 * 22 * 7.5cm/ 9.4 * 8.7 * 3in
Package Weight: 650g/ 22.9oz

Package List:
1 * Mixing Console
1 * Power Plug
1 * Power Cable
1 * User Manual(English)