Product model: GP338 GP340 328 U94 PTT. Precise incision, perfect fit, suitable for GP140, GP320, GP328, GP338, GP340 headphone. Applicable model: suitable for GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP680, GP760, GP1280, MTX850, MTX850LS, MTX900, MTX950, MTX960, MTX8250, MTX8250LS, MTX9250, HT750, HT1250, HT1250LS, HT1550XLS, PTX700, PTX760, PTX780, PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7750, PRO9150.
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