Technical Specifications
- Compatible Models: Tailored for Vivo Y31 (2020 / 2021 variants) and shares layout compatibility with the Vivo Y51 2020.
- Interface Port: USB Type-C.
- Charging Capacity: Built to handle the device’s native 18W Dual-Engine Fast Charging (9V/2A).
- Material Composition: Features a high-grade polycarbonate/plastic PCB substrate integrated with copper alloy pin connectors.
- USB Type-C Charging Port: Receives power input and links the data pins for computer syncing.
- Primary Microphone: Transmits voice data during regular cellular phone calls.
- Headphone Jack Socket: Houses the 3.5mm audio aux connection.
- Antenna Signal Contacts: Bridges the cellular coaxial cable to the lower frame antenna to maintain network reception.
- Main Board Flex Ribbon Connector: The socket where the primary ribbon jumper links this lower board directly to the motherboard.




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