Input: 5V  Output:3.7V---- 1000mASPEAKER UNIT:2W*2OUTPUT POWER:2W*2  4Ohms(1KHz 10% THD)FREQUENCY RESPONSE:275Hz-20KHz    Features: 1) Can be work for iphone/ipod MP3/4/Mobile

?Our factory-Ningbo SaiLa technology Co., Ltd. is located in Ningbo China. We are specialized in supplying new promotion products , including pillow speaker, sound hats, usb battery, iPod and iPhone

Using Bluetooth Stereo Speaker Before use Speaker, must do two things: Connection power. Pair Bluetooth Stereo Headset with bluetooth stereo dongle or the other devices that support bluetooth. Pair Sp

speaker for ipod,MP3 player, mobile phone, memory card, SD card and USB support.

Description 　 　 Vogue Laptop Speaker with digital IC Transparent base with LED blue light 5V USB power and 3.5mm jack audio Control panel: Power/Volume +/-  Color:

Input voltage DC4.5V 或 AAA*2 Output power 2.0W*1 Frequency 20HZ-20KHZ Impedance 4R Speaker size 50mm*1 SNR>75dB Material: ABS Power supply: AAA*2 or 5V power adapter

Transparent Back Case Cover Protector ,The polycarbonate is completely clear so you can view your screen without hindrance. This product will protect your mobile phone in a stylish and practical m

Power: USB DC5VInput sensitivity: 550±50mVoutput power（RMS）: 3WX2Signal to noise ratio: >=95dBATHD+N: <=0.2%Frequency Response: 90Hz-20kHzDriver unit: 2 inch(52mm),full range,neodymium driver,Ma

Ipod Speaker has a cool retro shape, looks like lego,  and holds your iPod up tight giving out enough volume to keep you rockin'.  Perfect for your cubicle, trave

 Output power: RMS  3W *2Frequency response:100HZ---20KHZDriveunit:52mmx2/4ΩS/N Ratio:≥85dbDimension:W90x D80x H92mm USB 5V supplies powerStereoscopic audio frequencyPink plastic outer cover