B3501 Bluetooth Receiver is specially designed for car stereo systems and home audio system which can change the traditional car systems and home audio system into Bluetooth-enabled ones. It's compatible with Bluetooth-enabled Smart Phones， laptop， tablet， etc. With this product， you can greatly enjoy music from your phone， laptop， tablet wireless. <br><br><strong>B3501 Features:</strong><br><strong>[Receiving Function]</strong><br>It can change the traditional car systems and home audio system into Bluetooth-enabled ones. After the Bluetooth Receiver is connected with speaker with 3.5mm audio cable， you can enjoy music from your phone wireless.<br><strong>[Strong Compatibility] </strong><br>It's compatible with Bluetooth-enabled Smart Phones， laptop， tablet and almost all Bluetooth-enable Audio Devices. Standard 3.5mm audio socket and cable enable to connect to most modern audio device.<br><strong>[Hands-free Call]</strong><br>One button to pick up call without ears. Hands-free call set your hands and ears free to make sure safety when driving. Mobile navigation is clearer when car audio system turn to Bluetooth-enabled speaker in a minute. <br><strong>[Endurance Time]</strong><br>With built-in lithium 170 MAH battery， it offers 8 hours of working time.<br><strong>[Easy controlling]</strong><br>Easy to pair with Bluetooth speaker with simple button， you can enjoy music from the phone in a minute. Simple for children or the older. No need to install any apps.<br><br><strong>B3501 Specification:</strong><br>Model: B3501<br>Bluetooth Version: 2.1<br>Transmission Distance: &gt;=10m ( free space)<br>Color: Black<br>Bluetooth Receiver Size: Approx. 4.4 * 4.4 * 2cm / 1.73 * 1.73 * 0.79in<br>Bluetooth Receiver Weight: Approx. 16g / 0.56oz<br>Package Size: Approx. 9.5 * 9.3 * 5cm / 3.74 * 3.74 * 1.97in<br>Package Weight: Approx. 71g / 2.51oz<br><br><strong>B3501 Package List:</strong><br>1 * Bluetooth Receiver<br>1 * Audio Cable <br>1 * USB Cable<br>1 * English User Manual