Doro Magna 4000 - Black Built-in speaker(s)___Yes Sapphire glass Wrist size range

Doro Magna 4000 Black Built in speaker(s)___Yes Sapphire glass Wrist size range Sapphire glass Wrist size range 140 220 mm Shape Rectangular Band size S M & M L Band material Fluoroelastomer Band colour Blue Watch case material Aluminium Watch case colour Silver Watch case size 44 mm Market positioning Smartwatch Features Altimeter Yes Ambient light sensor Yes E mail Yes Electronic compass Yes SOS alert function Yes Short Message Service (SMS) Yes Quality of sleep Yes Activity tracker Yes Gyroscope Yes Accelerometer Yes Heart rate sensor type Optical Heart rate contact sensors Yes Heart rate monitor Yes Network GLONASS Yes GPS (satellite) Yes 4G bands supported 700 You can transfer data HAC Compatible Take advantage of the audio boost functionality of the Doro Magna 4000 and easily hear callers