New mobile power bank bluetooth speaker, power bank speaker for phone, with 4000mah power bank batte

Specification:
1. Stereo Bluetooth with handfree, and one key answer/reject function;
2. Telephone Redialing function, Micro-TF card reader;
3. 3.5 Stereo audio input interface
4. Power off memory function
5. Bulit-in Lithium battery, Mini. USB interface
6. PC Sound card function (Output PC audio directly via the USB Cable, No audio cable;
7. PC Card reader function ( copy and delete the music in Micro -TF card via connecting to PC with the USB CABLE)
6. Fit for all the device with bluetooth function in the current market, like Iphone, Ipad


Speaker Technical Parameters
Output power: 3W
Amplifier: 4Ω 3W*2
Harmonic distortion: ≤0.1% (1W 1kHz)
AUX input sensitivity: 500mV
Charge voltage: DC5V
Battery: 4000mA
Playing time: 15 hour
Talk time: 40 hour
Bluetooth distance: About 10M
Product size: 165*60*35mm
Product N.W: 235g

Functions:
1.Portable,hanging portable design
2.Bluetooth wireless audio transmission
3.Variety of classic color for choice
4.With phone handsfree
5.Computer small speakers
6.Car Bluetooth
7.Card speakers
8.FM radio
9. POWER BANK