| PartNumber | SP-3540B | SP-3540A | SP-3540 |
| Description | Phone Connectors audio plug 3.5mm 4conductor Cable mnt | Phone Connectors audio plug 3.5mm 4conductor Cable mnt | Phone Connectors audio plug 3.5mm 4conductor Cable mnt |
| Manufacturer | CUI Inc. | CUI Inc. | CUI Inc. |
| Product Category | Phone Connectors | Phone Connectors | Phone Connectors |
| RoHS | Y | Y | Y |
| Standard | 3.5 mm, 1/8 in | 3.5 mm, 1/8 in | 3.5 mm, 1/8 in |
| Gender | Male | Male | Male |
| Number of Positions | 4 Position | 4 Position | 4 Position |
| Mounting Style | Cable | Cable | Cable |
| Switch Configuration | Not Switched | Not Switched | Not Switched |
| Termination Style | Crimp | Crimp | Crimp |
| Contact Plating | Nickel | Nickel | Nickel |
| Voltage Rating | 12 V | 12 V | 12 V |
| Orientation | Straight | Straight | Straight |
| Series | SP | SP | SP |
| Contact Rating | 1 A | 1 A | 1 A |
| Housing Material | Polyoxymethylene (POM) | Polyoxymethylene (POM) | Polyoxymethylene (POM) |
| Brand | CUI | CUI | CUI |
| Contact Material | Brass | Brass | Brass |
| Mating Cycles | 5000 Cycles | 5000 Cycles | 5000 Cycles |
| Product Type | Phone Connectors | Phone Connectors | Phone Connectors |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Audio & Video Connectors | Audio & Video Connectors | Audio & Video Connectors |