| Manufacturer | Shenzhen City Speed Technology Ltd. |
| Category | Building interfacing equipment |
| Price | ￥180.0 |
| Origin | Canton |
| Imported or not | Yes |
| Brand | Speed |
| Goods | 168-D1 |
| Model | SU-R168-D1 |
| Power voltage | 5 |
| Scope of application | Hospital, home, nursing home. |
| Type | Remote doorbell |
| Whether or not to export a source of goods exclusively across borders | Yes. |
| Product Specification | One to one, one to two, single launcher watch, single receiver watch |
| Specifications | One to one. |
| Rating voltage | 5v |
| Colour | Black |
