Portable Amplifier Usb Mini Speaker Bluetooth(NT-BS001)

Specifications Bluetooth speaker 1.With perfect sound. 2.Support Bluetooth Dongle. 3.CE.FCC.RoHs. 4.Built-in microphone Bluetooth speaker with microphone:  1·Lets you enjoy your favorite music in high-quality sound. 2·Expandable BXS (Bass Xpansion system) enhances the sound effect. 3·Supports Bluetooth A2DP, Handsfree and Headset profiles. 4·Allows you to stream music from Bluetooth enabled devices such as cell phones, PDAs, MP3 players, PCs and laptops. 5·Offers a wireless connection range of 10 meters (33 feet). 6·Allows connection with non-Bluetooth audio devices that support 3.5mm audio input. 7·Volume control. 8·LED indicator. 9·Powered by built-in rechargeable battery or USB port. 10·Fits in palm of your hand   *Size: (Φ)60MM*(H)49MM (closed)                             *Net Weight: 80 g*Speakers: D45mm 2W / 4 Euro *Input sensitivity:L/R320mV *Output power:3W                *S/N :80dB  *AMP freq range: 200Hz-16KHz*Charge   voltage : 5V+0.5V   Just enjoy your music!!