Battery Type Shure SB900A Rechargeable Li-Ion or LR6 AA batteries 1.5 V Battery Runtime @ 10 mW Shure SB900A: up to 9 Alkaline: 8 hours See Battery Runtime Chart
Dimensions 256 mm × 51 mm (10.1 in. × 2.0 in.) L × Dia. V50, V51 Bands: 278 mm × 51 mm (10.9 in. × 2.0 in.) L × Dia.
Weight 340 g (12.0 oz.), without batteries V50, V51 Bands: 348 g (12.3 oz.), without batteries
Housing Machined aluminum
AUDIO INPUT
Configuration Unbalanced
Maximum Input Level 1 kHz at 1% THD 145 dB SPL (SM58), typical Note: Dependent on microphone type
Preamplifier Equivalent Input Noise (EIN) System Gain Setting ≥ +20 120 dBV, A-weighted, typical
RF OUTPUT
Antenna Type Integrated Single Band Helical
Occupied Bandwidth <200 kHz
Modulation Type Shure Proprietary Digital
Power 1 mW, 10 mW, 20 mW See Frequency Range and Ouput Power table, varies by region