Description: Material:Metal;  Power Supply:Built-in rechargeable 1200mA lithium battery;  Item Size:12.7 * 10.7 * 2.5cm / 5 * 4.2 * 1in;  Item Weight:305g / 10.8oz;  Package Size:22.5 * 14.5 * 5cm / 8.9 * 5.7 * 2in;  Package Weight:437g / 15.4oz;    Specification: Working Voltage:3.3V to 4.2V;  Charging Voltage:5V + 5%;  Charging Current:500MA MAX;  Working Current:100MA;  Output Power:500MW;  Signal to Noise Ratio:90db;    Features: - Compact size external sound card with full metal shell; double DSP noise reduction chips provide you with excellent sound quality.  - 6 Sound modes: Electro, Pitch Bend, Magic, Shock-Waves, MC, Dodge; 12 sound effects: Cheer, Embarrass,Despise, Debut, Kiss1, Laugh, Clap, Pay attention, Kiss2, Songs1, Songs2.  - With control knobs for microphone volume, echos volume, treble, bass, record volume, music volume and monitor volume adjusting.  - With LIVE1, LIVE2 and Accompany instrument USB jacks; 3.5mm earphone speaker & headset output jacks; 3.5mm condenser mic & 6.35mm dynamic mic input jacks.  - Compatible with smartphone, PC and laptop, and supports major mainstream live broadcast software, such as YY, Tik Tok, etc.