Extendable Cable: You can extend the cable to any length you want, more convenient.
Compatible with home stereo / speaker, car stereo, earphone with 3.5mm audio input.
Bluetooth version: 5.0
Transmission range: up to 10m / 33ft
I / O: 3.5mm female socket, Mini USB female port
Power supply: DC 5V
This seller provides invoices. To receive one, you can contact them once you place an order.