Amazon.com: JNSA Medium Size 6 PCS Earbud Gel Eargel Eartips Ear Tip Ear Cap for Plantronics Headset, Fit for Plantronics M155 M165 M1100 M100 M70 M55 M28 M25 Explorer 80 Explorer 100
Plantronics M55 Bluetooth Headset review: Plantronics M55 Bluetooth Headset - CNET
Plantronics Charging Case Pouch Micro-USB Battery Bluetooth Headset Charger For Explorer 10, 110, 390, 50, 55, 80, 500, 502, 505, M165 Marque 2, M155, M180, M50, M55, M70, M90, ML15, Moisture - Walmart.com
Amazon.com: JNSA Medium Size 6 PCS Earbud Gel Eargel Eartips Ear Tip Ear Cap for Plantronics Headset, Fit for Plantronics M155 M165 M1100 M100 M70 M55 M28 M25 Explorer 80 Explorer 100