Car Wireless 5.3 Bluetooth FM Transmitter MP3 Player USB Car Charger Adapter UK

Bluetooth version: 5.1. FM Frequency:87.5MHz-108.0MHz. Signal to noise ratio: 85db (FM: 65db). Harmonic distortion: <0.05% (FM: <0.1%). USB interface: high speed USB2.0. LED screen, display frequency, song serial number and working status information.

eBay