Fashiopn QQ/mushroom Portable Mini Speaker Compact design of mushroom 1. Simple settings 2. High quality sound 3. Hot-swappable and can support any computer's USB infer face connector 4. Elimination of the unique voices echo and noise 5. Supports automatic gain control (AGC) 6. The maximum power of 5W, high-fidelity sound output 7. The broad scope of frequency response 8. Built in: USB sound card, high-sensitivity microphone 9. Frequency response of the: 180-20000Hz 10. Power Rating: 2x1.5W stereo 11. Built in Sound Card (can be choose) 12. Music pressure: 90dB 13. Nominal impedance: 8-OHM 14. Colors Available: Black, Red, Yellow, Orange, Green, White, Black, Pink. Carton Size: 55.5Lx45.5Mx20.5D (cm) Carton Weight: 11.7KG, without sound card Carton Weight: 14KG, with sound card Net Weight: 150G, without sound card Net Weight: 200G, with sound card