Features:

Loud sound, heavy bass

Power output: 2.5W, SNR: ≥ 95± 2dB
Speakers: D40mm(20Hz-20kHz)
Lithium polymar battery input: 850mAh (DC5V)
Dimension: 50*50*51MM single weight: 95g
Material: ABS case
Available color: White, black, silver, yellow, green, red, pink, blue...etc
With Bluetooth function(up to 10meters)

Function:
Mini Wireless Bluetooth Speaker Support FM/TF/Line in/Aux/Udisk/USB Charging
(1) Wireless bluetooth, can receive audio transmission within 10-30 m
(2) Can play music by link to iTouch, iPad, iPhone and Various brand mobile phones, MID, PC, Notebook and other bluetooth audio devices
(3) Suitable for Promotion, Gift, Store for sell. Pocket size to carry anywhere
(4) Support voice broadcast function
(5) Support FM function
(6) Support TF card function
(7) Support Line In function
(8) Udisk: Connecting to PC directly download or move files to the speakers
(9) Support AUX function
(10) Support USB charging function

(11) External lithium batteries