- 【Manual Tuning】Find an unused FM frequency with a soft rustling sound and tune both the radio and the C57 to that frequency.
- 【Music Playback】The C57 features the ability to stream music using a Bluetooth connection or from a USB flashdrive
- 【QC 3.0 Charger】Intelligent voltage regulation so your devices optimally charge without risking damage to your battery.
- 【Handsfree Calling】Even if your radio or headunit does not support handfree calling - the C57 does. Use the built in microphone to communicate on your calls handfree.