Yes, if you aren’t 100% happy with the design of the Philips LFH-2330 Foot Pedal packaged with the Philips LFH-7277 Transcription Kit, you can use the Infinity IN-USB-1 or IN-USB2 foot pedal.
This is a third-party foot pedal, but it works like a charm.  See Image Below.

Verification Source:
 In-house testing