dz09 smart watch android dual sim voice recorder wrist watch smart band

Main function:

A: Caller’s name and number display (name and number)

B: Unconnection warning after 5-10M(vibration warning)

C: incoming vibration for alert

D: answer/conversation/hangup

E:Earphone support.

F: MP3 play support.

G: synchronization Telephone's contacts

H: time display

Technical Specification:

A:compatible to Bluetooth 2.1 (standard)

B:Class 2 standard (10 meters)

C:Working Frequency: 2.4GHz

D:workable distance 5-10M

E:auto energy-saving mode

F:low power consumption mode/ high speed operation mode

G:safety certificate, data encryption