and Stable performance, high reliability. 1. MOST diagnostic tools to help you quickly find the fault, whether it is a problem with the motherboard transmitter or cable connection 2. The fiber loop can remove or add a single vehicle equipment and does not affect the car's fiber optic network 3. It can also diagnose and find the fault when a node in MOST (Media Oriented Systems Transport) 4. The Bluetooth phone module was often damaged when the stereo was opened, the sound was intermittent, sometimes no sound, the phone module's fiber head can be pulled out, connected to the fiber loop, disable the Bluetooth phone function, the sound immediately returns to normal. Suitable for , ,,. Attenuation: less than 180 dB/km Working temperature: -55 Celsius - +85 Celsius Color: black Material: plastic Size: 11.5 cm x 2.5 cm x 1.2 cm (LxWxH) Core diameter: 1.0 Finished product diameter: 2.3*2 Package contents: 1x Male connector 1x Female connector Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.