Bluetooth 5.0 Music Audio Adapter Receivers 30 Pin Dock Speaker for Bluetooth mobile phone computer Features 1 Compatible with all Bluetooth compatible devices that support wireless music transfer (A2DP). Play your favorite songs from a distance in your device via a Bluetooth connection. 2 Compliant with Bluetooth Compatible 2.0 standard, supports A2DP V1.0, V1.2, V2.0, V2.1, plug and play. 3 Directly connects to a 30-pin dock , turning the speaker into a stylish wireless Bluetooth-compatible speaker that's easy to use. 4 Mini, lightweight and portable design. 5 Long distance to play your favorite songs in your device through a Bluetooth-compatible connection. 6 Music without borders, music wirelessly. Enjoy high-fidelity music anywhere in the room with wireless control. Specifications MaterialABS Size43.5*35.6*8.9mm Connectivity: Bluetooth Compatible devices: SmartphonesTabletsother Bluetooth music players Product operation: Step 1: Insert the product directly into the 30PIN socket and the speaker will display; Step 2: Open the Bluetooth devices of computer, and mobile phone, search for the product device name and pair it with it; Step 3: After the prompt of successfully connecting to the product is displayed on the playback device, wireless music playback can be achieved on the speaker.