New and high quality Stable characteristics, high reliability The MOST Diagnostic Kit helps you quickly locate fault points, whether it is a motherboard transceiver issue or cable connection problem The optical fiber loop allows removal or addition of a single vehicle device without affecting the car's fiber-optic network It can diagnose and identify fault points when a node in the MOST (Media Oriented Systems Transport) fails Bluetooth phone module issues such as intermittent sound or no sound can be resolved by disconnecting the fiber head from the phone module and connecting it to the fiber loop, which deactivates the Bluetooth phone function and restores operation immediately Attenuation: less than 180dB/km Working temperature: -55°C to +85°C Color: black Material: plastic Size: 115cm x 25cm x 12cm (L x W x H) Core diameter: 10 Finished product diameter: 23*2 Package Contents: 1 x Male Connector, 1 x Female Connector Only the above package content is included; other products are not included Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real thing. Measurement allowed error is +/- 1-3cm