Part Number: 1046GT2102AY (Headset assembly)Part Number: 130-340993-0001 (Headset assembly)Part Number: 18652G-31 (Headset assembly)Part Number: 20046-1 (Headset assembly)Part Number: 277285-001 (Headset assembly)Part Number: 5855-01-246-8266 (Headset assembly)Part Number: TC-149G (Headset assembly)