Rechargable Battery Portable Wireless  Mobilephone Small 2015 New Top Quality Fashion  Model  Stereo Bluetooth Speaker Hands Free Speakerphone & Rechargable Battery FM  radio with stereo system  Built-in rechargeable Lithium-ion battery 500mAh

Solution: RDA
BT Version: V2.1+EDR
Support USB/mp3/TF
FM radio with stereo system
DC:Built-in rechargeable Lithium-ion battery 500mAh
BT Protocop: A2DP, AVRCP, OPP, SPP
BT Distance: 10m
Bluetooth v3.0 compliant
Up to 4 hours of continuous play
Speaker nominal inpedance: 3Ω
Frequency Response: Frequency:280Hz-16KHz
Built-in Mic,Handfree for phone

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