Type: Bluetooth Car HandfreeCable length: 5£¨cm£©The output voltage: 5V+/-0.25Material: ABSOutput method: FMPower: 87dBuv/107dBuv£¨w£©Input voltage: 12-24£¨V£©Frequency response: 20H¡«20KHZOutput Current: 1000mADiameter: 45*100.5mm