Caractéristiques:

• ransmission distance: >300M
• Numéro de Modèle: K-3L-F2
• Nom de: Ycall
• Name: Wireless waiter call system
• K-F2 Button color: Colorful button black case and orange button
• K-3L with 3color: Red.Blue.Green
• K-3L Sound alert: DI-DI sound
• K-3L Output power: With separate output power supply
• K-3L light receiver: with 3 color to show and alert
• K-3L dimension: 78*78*60mm
• K-3L can work with button in max: 30pcs
• Frequency: 433.92MHZ