主权项 |
1. A golf club head comprising:
a body comprising a heel end, a toe end, an aft end, a face portion, a crown portion and a sole portion, the body defining a sound chamber having an opening in the face portion, the sound chamber comprising a central sound sub-chamber and an outer sound sub-chamber; and a face insert positioned over the opening; wherein the body, the sound chamber and the face insert amplify the sound generated by the golf club head striking a golf ball; wherein when striking a golf ball, the golf club head has a pitch ranging from 2400 Hertz (Hz) to 2700 Hz; wherein when striking a golf ball, the golf club head has an amplitude ranging from 61.5 to 64.5 dBA; wherein when striking a golf ball, the golf club head has a duration ranging from 25 milliseconds to 45 milliseconds. |