Dual Usb Charger - Handsfree Wireless Bluetooth Fm Mp3 Player Car Accessories
(FM frequency range: 87.5-108MHz. Signal to noise ratio: 85db (FM: 65db). Harmonic distortion: <0.05% FM: <0.1%). USB output: 2.1A. Support Bt/TF card/U disk player, Bt hands-free calling. Power Source: Cigarette Lighter Power.