�Speaker performance parameters �Output Power:RMS 4W�W+2W)THD=10% �Frequency Response�50-18000HZ�/-3dB�
�SNR:≥70 dB �Speaker:OD 45mm, Anti-Magnetic 4Ω(ohm)3W �External USB power cord �Speaker size�4.5*50*52mm �USB 5V supply or adapter DC-5V supply power,Power can not be higher than 5.5v �Insert Card TF card Professional use。Retractable cable to the computer Built-in lithium battery Color: Black, Green,Sliver,Blue,Pink |