User's Manual

Shure Incorporated
17/21
3 audio
4 On instrument adapter cable, pin 4 floats
Dimensions
108 mm x 64 mm x 19 mm
Weight
128 g (4.5 oz.) (without batteries)
Housing
Molded Polycarbonate Case
Power Requirements
2 AA size alkaline or rechargeable batteries
Battery Life
up to 10 hours
Audio Input Level
at minimum gain setting +10 dBV maximum
at maximum gain setting -16 dBV maximum
Gain Adjustment Range
26 dB
Input Impedance
1 MΩ
RF Output Power
10 mW
Pin Assignments
1 ground (cable shield)
2 + 5 V Bias
3 audio
4 On instrument adapter cable, pin 4 floats