Feature:1. Applicable Models: The universal test board for testing smartphone signals is suitable for Android models, as well as as well as the dual SIM card series for iPhone.2. Smart Testing: The universal testing board for smartphones is designed specifically for mobile signal maintenance testing and is also used for testing second hand mobile phone signals.3. Flexible in Use: Can also be used for memory card testing, front and rear recorder detection, which requires a switch.4. High in Safety: The overall maintenance and inspection can be detected without disassembling the machine, and the operation is very safe.5. For Maintenance: Can be used to test the voltage and resistance of the phone holder and is a necessary tool for professional repair technicians.Specification:Item Type: Smartphone Test BoardMaterial: PCBApplication: Suitable for all for Android models, as well as the dual SIM card series for iPhone. .Package List:1 xSmartphone Test Board