Back in stock: the complete SOS-Knop 4G set
Now for € 149 — including magnetic charging station and wristband. Everything you need is in the box, with nothing extra to buy. With Dutch spoken alerts.
24/7 Professional Security, Anywhere and Anytime
Buy your 4G device once, then choose how alarms are handled: Basic with your own SIM card, Sim & Beheer with our SIM card and remote support, or Compleet Veilig with the 24/7 Service Centre of Archer Security Group.

Our packages
Our packages

SOS-Knop 4G All-In Service
€ 149 one-off
You own the device. Package of your choice from € 0 / month.
View packages
SOS Horloge 4G All-In Service
€ 169 one-off
You own the smartwatch. Package of your choice from € 0 / month.
View packagesAdd Professional Alarm Response (+ € 7,50 / month)
Dispatches a trained security guard from Archer Security if family members cannot respond.
Purchase clarification
The device is a one-off purchase. Basic: € 0 / month, no subscription. Sim & Beheer (€ 9,95 / month) and Compleet Veilig (€ 34,95 / month): first year fixed, then cancellable monthly.
