High quality and stable performance, high reliability. 1. MOST diagnostic tool to help you quickly find the fault, whether it is a problem with the motherboard's transmitter or cable connection. 2. The fiber loop can remove or add a single Compatible with equipment and does not affect the car's fiber optic network. 3. It can also diagnose and locate 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 Compatible with , , , . 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 Compatible with package contents: 1x Male connector 1x Female connector Only the above Compatible with package contents, others are not included. Note: Light 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.