Function: Access Control | Compatibility: SPHD1203-01B | Installation: Dedicated slot in SPHD1203-01B power supply
Function: Alarm | Output: NO/NC/COM | Compatibility: SPHD1203-01B | Installation: Dedicated slot in the SPHD1203-01B power supply
Piezo speaker | Sound pressure: 82 dB | Diameter: 22 mm | Sound frequency: 3.7 kHz