New and High QualityType: Network Cable TesterModel: D019- (S-4)Size: 145*45*20mmMaterial: PVCColor: Dark GrayFunction: Automatic recognition and display of FSK/DTMF incoming call information. FSK max 8 positions, 57 groups, 12 positions, 44 groups. DTMF max 8 bits, 65 groups, 12 bits, 49 groups.Function: Latest set of number dialing playback function.LCD Display: Real-time display of date and time.Practical: Can be used as a regular phone.Worry-Free Customer Service: We have a professional team and considerate after-sales service. If you have any questions, you can contact us, and we will get back to you as soon as possible.Package Included: 1 Set Network Cable TesterNote:1. There is a 2-3% difference according to manual measurement. Please check the size carefully before buying the item.2. Please note that a slight color difference should be acceptable due to the light and screen.