HSZ4 For 4 remote control - 4 buttons - 433.920 Mhz frequency - LR23A 12V battery and instructions included (may not be in English). Dimensions: 68 x 17 x 41 mm. Programming instructions: on tuner. This remote replaces and is perfectly compatible with the BRO2WN and BRO4WN. - -, Manufacturer: ALLMATIC