... + 50pcs detectors. Item: Home Wireless GSM Alarm With Voice Prompt Descriptions1)Allow up 6 wireless+ 4 ... , villas, residential estate, garage, warehouseMain Functions of Alarm Panel1. Super GSM wireless signals, voice prompt, ease ... Setup text messaging costs associated with the alarm panel.6. 6 groups voice alarm telephone number, 3 groups ... -User Guide Home Wireless GSM Alarm With Voice Prompt