Product Name: Touch IC for OPPO R9s – S4378B
Compatible Model: OPPO R9s
Part Type: Touch control integrated circuit
Function: Controls touch screen responsiveness – replaces faulty IC to restore accurate and smooth touch performance
Material: Semiconductor IC chip
Includes: Touch IC (S4378B)
Usage: Internal repair – fixes touch lag, ghost touch, or unresponsive screen
OEM Style: Yes – original-fit replacement