ProtoArc Vertical Wireless Trackball Mouse, EM05 NL Bluetooth Ergonomic Rollerball Mouse Rechargeable Computer Laptop Thumb Mice, 3 Device Connection, Compatible with iPad, Mac, Windows, PC-Blue No Restock Silicone ear adapter sets (XS/S/M/L)

ProtoArc Vertical Wireless Trackball Mouse, EM05 NL Bluetooth Ergonomic Rollerball Mouse Rechargeable Computer Laptop Thumb Mice, 3 Device Connection, Compatible with iPad, Mac, Windows, PC Blue No Restock Silicone ear adapter sets (XS S M L) Silicone ear adapter sets (XS S M L) Number of items ‎1 Microphone format ‎Built In Headphones form factor ‎In Ear Power Source ‎Battery Powered Batteries Included ‎Yes Batteries Required ‎Yes Battery cell composition ‎Lithium Ion Cable feature ‎Without Cable Connector Type ‎Bluetooth Material ‎Plastic Form Factor ‎In_ear Includes Rechargeable Battery ‎Yes Manufacturer ‎Sennheiser Country of Origin ‎China Item Weight ‎47 g From the elegantly designed and ideally fitting earbuds that bring you closer to the audio you love