Wireless Audio Adapter with Bluetooth® for iPod® and iPhone® Dock Connectors Seamlessly transmit all your favorite songs with Naxa’s Wireless Audio Adapter with Bluetooth for iPod and iPhone Dock Connectors (NAB-4000). Ever wish you could stream music through your 30-pin dock speaker system? Now you can. Just connect the wireless audio adapter to your 30-pin dock for iPod and iPhone and pair your modern smartphone, tablet, or other Bluetooth-enabled devices. The NAB-4000 is made to be both compact and durable, and then shaped into a sleek, modern design. As added usage conveniences, it also comes with automatic detection of 5V power supplies, as well as a blue LED indicator light for pairing. Features An adapter that adds wireless Bluetooth® technology to 30-pin docks made for iPod® and iPhone® Connect your modern smartphone, tablet, or other Bluetooth-enabled devices with old speaker docks and other accessories made for iPod/iPhone Bluetooth V 3.0 EDR with A2DP Blue pairing LED indicator Automatic detection of 5V power supply Specifications Product Name: Wireless Audio Adapter with Bluetooth® for iPod® and iPhone® Dock Connectors Product Description: An adapter that adds wireless Bluetooth® technology to 30-pin docks made for iPod® and iPhone® Power Source: Rechargeable Battery: 3.7V/180mAh Model NAB-4000 Barcode Black 840005007525 Unit Dimensions (in) 2 x 0.5 x 1.38 [ L x W x H ] Weight (lbs) 0.05 Giftbox/Clamshell Dimensions(in) 5.5 x 2 x 4.4 [ L x W x H ] Weight(lbs) 0.12