Wireless Bluetooth -compatible 4.2 Adapter 3 in 1 USB Bluetooth Receiver 3.5mm Audio Jack TF mp3 Card Reader MIC Call Support Car Speaker
2 in 1 adapter : Support Receiver and Transmitter
3 in 1 adapter: Support Receiver and Transmitter ,Support TF card play
Technical Parameters:
Bluetooth -compatible V4.2+EDR, the longest transmission distance is 10m
Support Bluetooth -compatible hands-free calling
Support Bluetooth -compatible A2DP stereo
Frequency: 2.4GHz
3.5mm stereo input jack
Sleep mode, energy saving
Power: Charging with a mini USB cable
Working time: up to 3-4 hours
Packaging accessories:
Bluetooth -compatible music receiver
3.5 hardware head
USB cable
Instruction manual