Short info: Poly - Spare part - Bag for headset - for Voyager 4210, 4220 Group Carrying cases Manufacturer Poly Art. No. 213119-01 Model EAN/UPC Product description: Poly Spare Part - Bag for Headset Product Type Bag for Headset Designed for Voyager 4210 Office, 4210 UC, 4210 USB-A, 4210 USB-C, 4220, 4220 Office, 4220 UC, 4220 USB-A, 4220 USB-C Detailed Carrying Case Type Bag Recommended Use For Headset Information About Compatibility Designed for Poly - Plantronics Voyager 4210 Office, 4210 UC, 4210 USB-A, 4210 USB-C, 4220, 4220 Office, 4220 UC, 4220 USB-A, 4220 USB-C.