Takstar DA10 Wireless Speech Microphone Amplifier (Open Box) FAST FREE SHIPPING.
• Combining microphone, power amplifier and speaker together, suitable for speech, publicity, karaoke;. • S/N Ratio: 66dB (A-Weighted)＠1W 4Ω (speech mode). • Wireless playing function without the trouble of cable connection, more convenient to play music;.