頭碗
HRBR 是一款與 Brompton 自行車相容的經典風格耳機，而 HSBRB 是一款纖細輕巧的耳機。
| 型號 | 類型 | 中管 | 材質 | 重量 | 顏色* | |
| HSBR | Threaded | CLine or PLine | 1-1/8” | CNC alloy | 108 g | Black, gold, silver, matte red, matte champagne |
| HSBRB | Threaded | CLine or PLine | 1-1/8” | CNC alloy | 76 g | Black, gold, silver, matte red, matte bronze, matte champagne |
| HSBRT | Semi integrated threadless | TLine | 1-1/8” | CNC alloy | 98 g |
*More colors are available as a customization option.
