Hoco Wireless Bluetooth V4.2 FM Transmitter Car Charger Kit, Support Hands-free Call / MP3 Player / Dual USB Ports (Black)

1. Bluetooth version: 4.2
2. Output current: USB1: 5V / 2.4A, USB2: 5V / 1A
3. Product size: 100x68x44mm, weight: 50g
4. Support U disk input, maximum support 32G
5. Working principle: The mobile phone is connected to the transmitter via Bluetooth, and the transmitter is connected to the car speaker through FM, so that the mobile phone is connected to the car speaker