Environmental
Temperature:
Operating
Storage
Storage humidity
Wireless
RF resolution
Operating channel
Operation distance
-10°C to 50°C (14°F to 122°F)
-40°C to 65°C (-40°F to 149°F)
95% maximum relative humidity;
non-condensing
2 . 4 GHz RF
5 channels for GFSK modulation with 1 Mbps
> 10 m (outdoor without any interference)
Keyboard Specifications │ 17