1. USB port provides high-speed data transfer and device power charging 2. The lead wire is standard with USB and 3.5mm plug 3. Material: copper core 4. Voltage: 12V 5. Use: car audio modification accessories 6. Applicable models: suitable for vehicles with USB and 3.5mm AUX input 7. Cable length: about 1.5m 8. Hole size: about 30 x 17mm
