new and high quality Stable characteristics, high reliability. 1.The MOST Diagnostic Kit to help you to quickly find the fault , whether it is the problem of the motherboard transceiver, or cable connection problems 2.The optical fiber loop can remove or a single vehicle equipment, and do not affect the car fiber-optic network 3.It also can diagnose and find fault when a in the MOST (Media Oriented Transport) 4.Bluetooth phone module often damaged when opening stereo the sound intermittently, sometimes no sound, the fiber head of the phone module can be pulled out, connected to the fiber loop, deactivate the Bluetooth phone function, audio immediately return to normal. Fitment for , ,,. Attenuation: less than 180dB/km Working temperature: -55 Celsius - +85 Celsius colour:black Material:plastic Size:11.5cmX2.5cmX1.2cm(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 are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!