1. Insert T60 into the car’s USB port with 5V output. 2. Use the multifunctional M button to set the FM frequency, then turn on the car radio and tune it to the same FM frequency to establish connection. 3. The T60 features automatic FM frequency memory and defaults to the last used frequency upon power-on. 4. After setting the FM frequency, locate “T60” in your phone’s Bluetooth settings and select it to pair. Audio from your phone will then play through the car’s speakers. 5. For optimal audio quality, set your phone’s volume to maximum and adjust the car’s volume to a moderate level. Avoid excessively high car volume to minimize noise and distortion. Product name: USB Car Bluetooth FM Transmitter Product model: T60 Bluetooth version: 5.3 Working voltage: 5V Effective range: Up to 10 meters Audio output: FM modulation transmission FM frequency range: 87.5–108 MHz Default frequency: 95.0 MHz Signal-to-noise ratio: 95 dB Call reception: Supported Automatic reconnection: Supported Power supply: USB (5V) Built-in microphone: Yes Color: As shown Material: Plastic Package contents: 1 × Bluetooth FM transmitter Note: Color appearance may vary slightly due to lighting conditions and screen settings. Dimensions are subject to a tolerance of ±1–3 cm.