Product SKU: SG-M0600337
This Hub secures up to 4 products with alarms without charging. The M4 Hub is a battery operated with 6 pin ports. The M4 Merchandise Alarm Hub also works with A2300052 PSU if connected.
M4 Product Features■4 Port Master Unit■Security Only■Works with iButton Keys■Internal Alarm (95dB)■Compact Design■Easy to install