Function:
1. Connect the USB cable to the 5V charger, the product starts to enter the red light flash mode to search, turn on the Bluetooth speaker Bluetooth headset. Automatic pairing is carried out, the red light is on when the pairing is successful, and the product selects the optical fiber or coaxial 3.5mm audio cable to connect to the TV/computer through the button switch interface. The blue light corresponds to the interface. The TV or computer must be set in external speaker mode.
2. Digital to analog signal, connect TV fiber or coaxial connection product, 3.5mm audio cable to the speaker. It can easily solve the trouble of TV without a 3.5mm audio port without Bluetooth speaker.
3. Widely used all kinds of audio equipment: Support TV/Computer/Notebook/Bluetooth Headset/Bluetooth Speaker.

Specification:
Material: ABS Plastic
Bluetooth Version: V5.0, Class II
Bluetooth Chip: For Jieli
Frequency Range: 2.402GHz-2.480GHz
Bluetooth Protocol: A2DP AVRCP
Transmission Distance: 10m/32.81ft
Power Supply Port: Micro USB
Power Input: DC 5V
Audio Interface: Optical Fiber, Coaxial, 3.5mm
Working Temperature: -10-55℃
Product Size: 89 X 54 X 20mm/3.5 X 2.13 X 0.79"
Package Weight: 160g
Packing Size: 144 X 90 X 40mm/5.67 X 3.54 X 1.57"

Note:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.

1 X 3 in 1 Bluetooth 5.0 Adapter
1 X Optical Fiber Cable
1 X Coaxial Cable
1 X Audio Cable
1 X Charging Cable
1 X Manual