What's in the box:

AG-4 Portable 4-Channel Mixing Console Digital Audio Mixer +48V Phantom Power Supports BT/USB/MP3 Connection for Music Recording DJ Network Live Broadcast Karaoke (Au)

Features:
Compact size 4-channel mixer, 5V USB power supply, can be powered by power adapter, power bank or computer conveniently, suitable for home music recording, webcast, karaoke, network singing, etc.
With 2 MIC/LINE (TRS & XLR 2-in-1) mono input jacks for connecting microphones or musical instruments; TRS stereo input jacks(LEFT & RIGHT) 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 main outputs(L & R) to connect speaker or amplifier; and one 6.35mm TRS headphone output to connect headphones.
With GAINHIGH(treble tone), LOW(bass tone), EFFECT, PEAK and independent VOLUME control knobs, which allows you to modulate more excellent sound effects; ST/USB input signal switch button for quick operation; built-in DELAY and REPEAT effects.
Channel 1 & 2 have individual +48V phantom power for condenser microphone and HI-Z input button for vocal cut; With USB interface for MP3 input; supports BT connection of smartphone to play accompanying music, and micro USB connection of computer for sound card recording.

Specifications:
Model: AG-4
Material: Plastic + Metal
Power Supply: DC 5V micro USB interface
Item Size: 17.5 * 18 * 4.3cm/ 6.9 * 7.1 * 1.7in
Item Weight: 780g/ 1.7lbs

Package List:
1 * Mixing Console
1 * Power Plug
1 * Power Cable