Note: potentiometers have resistance errors, random shipping, not test 
resistance

Operating temperature range -10℃ to +70℃

Electrical performance    
*Allowable difference of total resistance value ±20%
**Rated power 0.05W
***Maximum operating voltage 50V AC for AC only
****Mutual deviation -40dB to 0dB within 3dB
*****Insulation resistance 100MΩ min. 250V DC
******Withstanding voltage 300V AC for 1 minute

Package content:1pc potentiometer 
The resistance value as your choose
     B10K=B103
or A10K=A103
or B50k=B503