All specs

GEST Service Call Device
Size: 89 x 30 mm
Weight: 250 grams
Connections: WiFi, BLE
Power: 3.7V Battery, Wireless Charging
Indicators: Sound & Light

GEST Local Server*
Size: 111 x 115 x 32 mm
Connections: IP Network RJ45 GEST Steward Call
Power: 12-19 VDC via External Power Supply

*for stand-alone use without internet