Bluetooth Speaker Wireless Bluetooth Dual Microphone Karaoke Speaker 3D Stereo Amplifier ys230

Support various smartphones with Apple and Android systems.◆ Speaker power: 10W 4 inches◆ Signal-to-noise ratio: ≥85dB◆ Frequency response range: 150～20KHZ◆ Audio interface: 3.5mm stereo headphone plug◆ Dual Microphone Battery 800MA battery◆ Built-in 2400MA battery, very convenient to charge◆ Charging time: 1 to 2 hours◆ Playing time: 4-5 hours with full charge and medium volume◆ Power adapter requirements: input voltage: 220V output voltage: 5V current 1A/2A◆Product size: 15x13x12.3cm, 0.965kg◆Color box size: L15.5W15**H14cm◆Function: with TF card/insert U disk/with voice changing functionCarton size: 81x34x31.5cm, 20pcs/ctn, G.W: 23kgColor: White/Red/Black/GoldPacking List: Manual1, Charging Cable1, Audio Cable1, Microphone*2