Hangs on the ear, when the head is tilted forward, the Wake Up will alert you until the head is raised upright
That can record your own alert message 10 sec
Soft grip for comfort wearing
Customized logos are welcome
Product size: 2 x 2 1/2 x 1 inches
Colors: metallic blue, metallic silver and metallic black
Battery: LR1130 x 3 piece button cell batteries (included)
Certificate: CE