Specifications:

• Warranty: 12 months
• Watch Color: Black
• Watch power: 1*AAA Battery
• Watch size: 55* 45* 18mm
• Brand Name: JINGLE BELLS
• Capacity: 500 pcs of pager transmitters
• Certification: CE
• Display: 2-4 Digits /A,B,C,D etc letters/Time
• Frequency: 433.92mhz
• Material: ABS plastic
• Mode: Vibration ,beep
• Origin: CN(Origin)
• Product name: Wireless Watch calling system
• Receive sensitivity: -110 dBm
• Standby time: About 12 months