mini digital speakers 1.Rating Power:3W*2 2.Color:red,green,blue,silver,black 3. ... *2Frequency Response:200Hz ~ 18KHzSignal-to-Noise Ratio of Power Amplifier: GE80dBspeaker unit: 2 Battery Charging Voltage:4.2~5VPower Supply Input:DC5 ... LCD panel, Synchronous lyrics display4. Calendar, Alarm clock reminded5. Double power supply mode6. Blackouts memory playedcolor:red,green,blue,silver,blackFeedbackWe ...