User's Manual

Shure Incorporated
20/25
Specifications
Mic Offset Range
-12 to 21 dB (In 1 dB steps)
Battery Type
Shure SB900A Rechargeable Li-Ion or LR6 AA batteries 1.5 V
Battery Runtime
@ 10mW
Shure SB900A up to 9 hours
alkaline up to 8 hours
See Battery Runtime Chart
Dimensions
256 mm x 51 mm (10.1 in. x 2.0 in.) L x Dia.
Weight
340 g (12.0 oz.), Without Battery
Housing
Cast Aluminum
Operating Temperature Range
-18°C (0°F) to 50°C (122°F)
Note: Battery characteristics may limit this range.
Storage Temperature Range
-29°C (-20°F) to 74°C (165°F)
Note: Battery characteristics may limit this range.
Audio Input
Configuration
Unbalanced
Maximum Input Level
1 kHz at 1% THD
145 dB SPL (SM58), typical
Note: Dependent on microphone type