SD-TF18 DC 5v 1.5W ×2 Built in Li-ion speaker Portable Mini Speakers

SD-TF18 DC 5v 1.5W ×2 Built in Li-ion speaker Portable Mini Speakers

Mini speaker
Model No:SD-TF18

Technical Parameters
power supplier:DC5v
output power: RMS 1.5W * 2
Frequency:100HZ-20KHZ
signal&noise ratio:≥85dB
Distortion:<0.5%
Battery capacity:3.7v 300mAh
Battery Charging Voltage:4.2V±-0.05V
Impedance:4.2Ω±0.5Ω
Case Material:ABS
Dimensions:130*39*56 mm

Function:(TF/SD + MP3 format)
(1) Compatible with MP3/mobile/computer/ipod and other audio devices. 
(2) Can play MP3 format music from TF card.
(3) With rechargable battery.
(4) Card reader function,  can read TF/SD card content when connect to computer
Power Source:
(1)Built in Li-ion speaker
(2)5V Adaptor
(3)USB 5V Cable(with) from computer.                                                                                                                                                                                                                                       
Package:Product size:10.8*2.5*4.7cm, Acrylic box size:13.2*4*10cm, Carton size:78*27*21cm, QTY/CTN:(pcs)100, N.W/G.W:(kg)10KG /11KG,
20'GP:61000pcs, 40'GP:122200pcs, 40'HQ:149300pcs
 Package:color box size:11X4.5X12cm, Carton size:58.5x25.5x57.5cm, QTY/CTN:(pcs)100, N.W/G.W:(kg)11KG /12KG,
Accessories
1) USB power supply cable( it is also a data line)