ZKTeco ZK-D2180S 18 Zones Walk Through Metal Detector ✅18 detection zones ✅256 sensitivity levels ✅3.7’’ LCD display ✅ Counter for alarm and people ✅Synchronous sound & LED alarm 🇰🇷Made In: China 📞 +8801321119680 📧 [email protected]ZKTeco @ZKTeco_bd · 2021-06-25