(as of Jan 25,2021 20:40:17 UTC – Details)
For DTMF/FSK dual system caller ID function.
FLASH time 90/95/100/120/180/300/600/1000ms.
16 ringtones to choose. LCD brightness level adjustable in five levels.
3 groups of alarm clock functions, each group has different alarm sounds.
10 groups of double key memory function.