Specifications
· stereo subwoofer
· link your MP3, MP4, CD, DVD, IPAD, IPHONE, GPS, PSP, cell phones, laptops. ,
· have volume control function;
· Resistance: 4ohm;
· Speaker: 4Ω 3W
· Output power: 3W * 2
· Audio power: 90Hz
· whole SNR: ≥ 85dB
· Charging Power Supply: DC 5V
· Operating Voltage: DC 3.7V
· Battery Capacity: 600mA