100% compatible
MASTERKEY KEY 30.900 MHz
compatible with
HR TX4 QTZ
Reference : :

| Brand | MASTERKEY |
| Model | KEY 30.900 MHz |
| Frequency | 30.9 MHz
|
| Number of buttons | 2 |
| Type of programming | 10 Switch |
| Type of battery | 9V |
| Dimensions | 6 x 3 x 1 cm |
| Battery and instructions included | Yes |