Main features:
With NFC function which can connect bluetooth automatically NOT need any setting operation
Bluetooth Hands Free Calls !#!amp!*! Music Play
HIGH QUALITY HI-FI BASS STEREO SOUND， enjoy your wonderful music freely
LINE-IN
Micro USB Charging
TF/MINI SD CARD SUPPOR
LONG TIME PALYING UP TO 10HOURS
3.5mm earphone Audio jack Connectors support Computer， Cellphone， iPhone/iPod/iPad， Mp3/MP4， CD/DVD Player...

Specification:
Output power: RMS 3W x2 THD = 10%
Frequency response: 150-1800Hz
FM frequency range: 87.05-108Mhz
SNR: ≥ 90DB
Speaker: 1.58 inches (extenal diameter 40mm)， 4 ohm*2
Bluetooth connection distance 10M， with the hands-free function
Power input: USB power adapter wiring or 5V/600mA of the AC power adapter
product dimension: H155×D50mm
Weight: 350g