Bluetooth Music Receiver Adapter for iPhone 4 4S iPod Dock

Features
Small body in size.
With LED indicator,
Easy to use by connecting directly 30 pin dock to turn the common sound-box into Bluetooth sound-box.
Wireless to play your favorite music in your device through a Bluetooth connection.
Support Bluetooth enabled devices, such as Bluetooth tablet, Bluetooth mobile phone, Bluetooth PC, PSP.
Bluetooth 2.1-EDR version, class 2, Plug and Play.
Support A2DP V1.2, compatible with A2DP stereo Bluetooth enabled devices.
10 meters long transmission distance.
Note
Please make sure your dock has build-in charge function before ordering it.
Not compatible with the1st generation Bose Sound Docks.
Specifications
Bluetooth Version Bluetooth V2.1+EDR, Class 2
Bluetooth Profiles A2DP & AVRCP
Bluetooth Frequency Range 2.4GHz-2.4835GHz
Effective Range 10meters
Weight 30g
Product Size 4.5cm x 4cm x 1cm
Package Size 12.5cm x 11cm x 2.5cm
What's in the box?
1 x Bluetooth Music Receiver