Features:
A magical amplification of the volume of devices such as cell phones.
You don't need any pairing or anything like that.
Automatic switch.
Strong output: 3W
Use a rechargeable battery. Attach the external charging line
Low power prompt.
This product is compatible with for IPhone 5/4S/4/3GS, for Ipod Touch4, for HTC, for Samsung, Meizu, Xiaomi, Huawei, etc. Most android (Android) system phones! As long as your phone has an external speaker, you can use this speaker box!
The speaker expanding volume by resonance principle.the volume may be have slightly different with mobile phone modeling
Because of every brand phone’s speaker different .if cannot induction immediately, please adjust mobile position.
Model: SY-317
Battery capacity: 750mAH
Rated input voltage: DC5V-500mA
Material:ABS Plastic
Size: 9 x 9 x 13cm
Play time: 8h
Interface type :USB
Connection mode: 3.5MM Audio cable
Technology: intelligent induction resonance
Package Included:
1 x SY-317 Resonance Speaker
1 x Instruction
1 x USB Charging Cable