Buttons: 4 Buttons Frequency: 868MHz, 868.3MHz, 868.35MHz Code: Rolling Code Battery: Includes Battery Compatible Models: for HORMANN HSP 4 BS, for HORMANN HSD 2 BS, for HORMANN HSS 4 BS, for HORMANN HSP4-868-BS, for HORMANN HSD2-868-BS, for HORMANN HSS4-868-BS, for HORMANN HS 1 BS / HS 4 BS / HS 5 BS, for HORMANN HSE 1 BS / HSE 2 BS / HSE 4 BS, for HORMANN HS1-868-BS / HS4-868-BS / HS5-868-BS, for HORMANN HSE1-868-BS / HSE2-868-BS / HSE4-868-BS Note: Please make sure your remote control is on the compatible list. You can see the model number on the back of your remote control. Color: Photo Color Material: Plastic Package Contents: 2 x Garage Door Openers Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.