Using methods: Step 1: The Bluetooth music receiver is directly connected to the For iPod speaker 30-pin dock; Step 2: Enable the Bluetooth function of devices such as For iPad, For iPhone, Bluetooth PC, Mobile phone, search for Bluetooth devices to find I-Wave and connect it; Step 3: After successful pairing, we can play music through speakers without wires Features: new and high quality! New mini & lightweight & portable design. Easy to use by directly connecting the 30-pin dock to change the ordinary sound box into a Bluetooth sound box. Long distance to play your favorite songs on your device via a Bluetooth connection. Supports digital products that use Bluetooth, such as for iPad, for iPod touch, for iPhone Supports A2DP V1.2, compatible with all devices that are enabled with A2DP stereo Bluetooth. Specifications: Bluetooth 5.0 + EDR Output: 30PIN audio output Transmission distance: ≥10(10m) Device size: 42* 36 * 7mm Color: Black Package includes: 1 x Bluetooth adapter