You do not need a driver.
The Philips Bluetooth headphone uses standard protocol V1.2. It has capability for A2DP, AVRCP, HFP, HSP. When correctly setup with third-party hardware/software the Philips Bluetooth headphone will be recognized, without the need for any dedicated software driver.
Please read the instructions or contact the vendor of your PC or third-party Bluetooth connection device for setting up the personal computer connection.