Sucker card 
 DBT-2200 long-range Bluetooth card parameters www.dbt360.com 
 Product Name: long-range Bluetooth card (sucker) 
 Product Model: DBT-2200 A Zhang Haiqin: 18902276119 
 Operating frequency: 433HZ 
 Power: built-in aluminum battery, you can use more than 3 years (replaceable battery) 
 Read Range :3-20 m 
 Dimensions: 88 × 55 × 8mm 
 Operating temperature: -20 ℃ ~ 60 ℃ 
 Operating humidity: 5% ~ 95% 
 DBT-2200 long-range Bluetooth card features 
 (1) suction cup mount design; 
 2 compound with IC ID card; 
 (3) high sensitivity, circularly polarized antenna; 
 4 can be reused, reducing costs; 
 5 ultra-low power consumption, long life; 
 Industrialization beautiful design; 
 DBT-2200 long-range Bluetooth card is widely used in parking management, stylish appearance, ease of installation. 
 Zhang Haiqin: 18902276119