Features
Bluetooth wireless speaker giving you unlimited music fun Mobile phone calls and redial function Can directly play music from an external TF card USB audio card function Supports audio input Built-in rechargeable lithium battery Memory ability for FM channel， volume and TF song name Easy to operate
General Specs
Brand & Model	DOGO DG-868
Bluetooth	v2.1+EDR (MVSILICON/ISSC chip)
Color	Black
Rated Power	2 x 2.5W
Frequency	100-25KHz
Signal/Noise Ratio	65 dB
External Sound Input	350-450mV
FM Frequency	87.5-108.0MHz
Bluetooth Distance	≥ 25 m (no obstacle)
Low Battery Prompt	Yes
Degree of Distortion	0.1% (3.7v 0.5W)
Battery	3.7v lithium battery
Charging Method	Charge with USB cable (5v/500mA)
Adjustment Method	Keys
Dimensions	40 x 57 x 155 mm
Speaker Specifications	40， 16-core， with radiator
Shell Material	ABS plastic， silicone and metal mesh
Weight	242 g