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Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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0 to 21 dB (in 3 dB steps)
Shure SB900 Rechargeable Li-Ion or AA batteries 1.5 V
at 10 mW
Alkaline: up to 9 hours
Cast aluminum
4-pin male mini connector (TA4M)
Unbalanced
1 mOhms
1 kHz at 1% THD
Preamplifier Equivalent Input Noise (EIN)
-120 dBV, A-weighted, typical
SMA
1/4 wave
50 Ohms
<200 kHz
Shure proprietary digital
1 mW or 10 mW
>80 dB, typical
BNC
50 Ohms
-18 to +42 dB in 1 dB steps
1/4" (6.35mm): Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground)
XLR: Balanced (1=ground, 2=audio /+, 3=audio-)
1/4" (6.35 mm): 100 Ohms (50 Ohms Unbalanced)
XLR: 100 Ohms
1/4" (6.35 mm): +12 dBV
XLR: LINE setting= +18 dBV, MIC setting= -12 dBV
30 dB pad
1/4" (6.35 mm): Yes
XLR: Yes
Single Port Ethernet 10/100 Mbps
DHCP or Manual IP address
100 m (328 ft)
Steel
12 V DC at 0.4 A, supplied by external power supply (tip positive)
Condenser (electret bias)
50 to 17,000 Hz
Cardioid
1800 Ohms
(1 Pa = 94 dB SPL): -45.5 dBV/Pa
130.5 dB SPL
28.0 dB SPL
102.5 dB
Positive pressure on diaphragm produces positive voltage on pins 3 and 4 relative to pin 1
Regulated nominal +5 Vdc (1.5 Vdc to 10 Vdc) provided at microphone connector pin 2 relative to pin 1 of a Shure wireless microphone transmitter
0-21 dB (in 3 dB steps)
Shure SB900 Rechargeable Li-Ion/AA batteries 1.5 V
Shure SB900: up to 10 hours
Alkaline: up to 9 hours
Machined aluminum
Unbalanced
145 dB SPL (SM58), Dependent on microphone type
Integrated Single Band Helical
<200 kHz
Shure proprietary digital
1 mW or 10 mW
50-15,000 Hz
Cardioid
-54.5 dBV/Pa (1.85 mV)
Rated impedance: 150 Ohms (300 Ohms actual) for connection to microphone inputs rated low impedance
Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
Dark gray, enamel-painted, die cast metal; matte-finished, silver colored, spherical steel mesh grille
Three-pin professional audio connector (male XLR type)
QLXD1 (H x W x D): 86 x 65 x 23mm (3.38 x 2.57 x 0.92")
QLXD4 (H x W x D): 41 x 197 x 151mm (1.63 x 7.75 x 5.94")
QLXD2 (L x Dia): 256 x 51mm (10.07 x 2.00")
SM58 (L x W): 162 x 51mm (6.37 x 2.00")
QLXD1: without Batteries: 138g (4.9oz)
QLXD4: Without Antennas: 777g (27.40oz)
QLXD2 (Without Batteries): 347g (12.24oz)
SM58: 298g (10.51oz)
042406350846