... USB/TF/FM 4. ODM OEM Android Robot mini Speaker Specification: 1, Frequency response: 90HZ-20KHZ2, Load ... power: 3W3, Distortion : ≤0.3%4, Speaker Unit: 40mmx25, SNR:> 85dB 6, Charging power: USB ... and two clour LED light.4. Use new technology.low dissipation.large power 5. Best seller ... internal magnetic, high-quality aluminum and iron boron speaker. 9. Built-in rechargeable lithium battery, when ...