Features 1.112 kinds electroacoustic, 18 kinds sound effects, 6 kinds effect modes. 2.Reverb volume adjustment, microphone volume adjustment, high and low volume adjustment, recording volume control, volume control(earphone function). 3.Support mobile phone and computer using, support single earphone using. 4.7 kinds connection mode, one mobile phone karaoke live broadcast, double mobile phone live broadcast, three mobile phone live broadcast, mobile phone and computer synchronous live broadcast, one computer live broadcast, computer accompaniment mobile phone live broadcast, instrument input mobile phone live broadcast. 5.Professional manufacturing, fine workmanship, support bluetooth connection. Specification Condition: 100% Brand New Item Type: Live Broadcast Sound Card Model: v8 Material: ABS Color: Black Battery: Lithium-ion Rechargeable Battery Weight: Approx. 417g Package List 1 x Live Broadcast Sound Card 1 x Manual 2 x Sound Card Connecting Cable