LCD shows signal strength, communication status, low battery indication, etc.
Display Content: English/numbers/icons.
User Input: 17 buttons, details as below
1 key for OK
1 key for cancel
3 keys for vote
10 keys for 1 / A ~ 10 / J
2 keys for turning up/down
Battery & Replacement: 1.5V AA*2
Battery Information: operating time 150h, standby time 200h
RF Technology: Communication band 433MHz, patented and proprietary SunVote ARS communication protocol, bidirectional data validation, automatic channel tracking in fixed mode.