| PartNumber | OTX-433-HH-KF2-MS | OTX-433-HH-KF3-DS | OTX-433-HH-KF3-HT |
| Description | RF Modules 2 Button MS Keyfob Transmitter 433MHz | RF Modules 3 Button DS Keyfob Transmitter 433MHz | RF Modules 3 Button HT Keyfob Transmitter 433MHz |
| Manufacturer | Linx Technologies | Linx Technologies | Linx Technologies |
| Product Category | RF Modules | RF Modules | RF Modules |
| RoHS | Y | Y | Y |
| Product | Key FOB Transmitters | Key FOB Transmitters | Key FOB Transmitters |
| Frequency | 433.92 MHz | 433.92 MHz | 433.92 MHz |
| Operating Supply Voltage | 3 V | 3 V | 3 V |
| Minimum Operating Temperature | - 40 C | 0 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 70 C | + 70 C |
| Antenna Connector Type | Integrated | - | - |
| Dimensions | 56.6 mm x 34.8 mm x 11.4 mm | 2.23 in x 1.37 in x 0.45 in | - |
| Packaging | Bulk | Bulk | Bulk |
| Series | MS | - | - |
| Brand | Linx Technologies | Linx Technologies | Linx Technologies |
| Product Type | RF Modules | RF Modules | RF Modules |
| Factory Pack Quantity | 25 | 25 | 25 |
| Subcategory | Wireless & RF Modules | Wireless & RF Modules | Wireless & RF Modules |
| Output Power | - | - | - |
| Supply Current Transmitting | - | 12.6 mA | - |
| Description/Function | - | Ideal for general-purpose remote control and command applications | HT keyfob transmitter |
| Interface Type | - | - | - |
| Supply Current Receiving | - | - | - |