Shure QLXD124/85

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Handheld and Lavalier Combo Wireless Microphone System

Featuring an SM58® handheld wireless microphone transmitter and WL185 lavalier microphone, QLXD124/85 combines professional features with simplified setup and operation.

Includes QLXD2/SM58, WL185, QLXD1, QLXD4, microphone clip, 2 zipper bags, 4 AA batteries, power supply, two 1/2 wave antennas, 2 BNC cables, 2 BNC bulkhead adapters, rackmount kit, and user guide

The QLXD124/85 Handheld and Lavalier Combo Wireless Microphone System is part of the QLX-D wireless systems family.

QLX-D® delivers outstanding wireless functionality ideal for mid-size events and installations in businesses, hotels, and government offices with conferencing spaces; schools, houses of worship, and live performance spaces.

Note: Bodypack and handheld transmitters cannot be used simultaneously.

Includes handheld and bodypack transmitters with SM58 and WL185 microphones
120 dB dynamic range
Digital predictive switching diversity receiver to capture the clearest sound
64 MHz tuning bandwidth
Up to 17 compatible systems per 6 MHz TV band, and 22 systems per 8 MHz band
Easy pairing of transmitters and receivers over IR scan and sync
Automatic channel scan
Selectable display mode showing group/channel, frequency, or battery runtime
Rugged metal construction


RF Carrier Frequency Range
G50: 470 to 534 MHz

Working Range
328' (100 mm)
Note: Actual range depends on RF signal absorption, reflection and interference

Tuning Step Size: 25 kHz, varies by region

Image Rejection
Greater than 70 dB, typical

RF Sensitivity
-97 dBm at 10-5 BER

Less than 2.9 ms

Audio Frequency Response
QLXD1: 20 Hz - 20 kHz (±1 dB)
QLXD2: Dependent on microphone type

Audio Dynamic Range
System Gain @ +10: Greater than 120 dB, A-weighted, typical

Total Harmonic Distortion (THD)
-12 dBFS Input, System Gain @ +10: Less than 0.1%
System Audio: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 1/4" (6.35 mm) output

Operating Temperature Range
0 to 122°F (-18 to 50°C)
Note: Battery characteristics may limit this range

Storage Temperature Range
-20 to 165°F (-29 to 74°C)
Note: Battery characteristics may limit this range.

Mic Capsule

Handheld: SM58
Lavalier: WL185

Frequency Response
20 Hz to 20 kHz

Polar Pattern

Bodypack Transmitter

Mic Offset Range
0 to 21 dB (in 3 dB steps)

Battery Type
Shure SB900 rechargeable Li-Ion
AA batteries 1.5 V

Battery Runtime
At 10mW: Shure SB900, up to 10 hours
Alkaline: up to 9 hours

Cast Aluminum

Audio Input
Connector 4-pin male mini connector (TA4M)


1 MOhms

Maximum Input Level
1 kHz at 1% THD: 8.5 dBV (7.5 Vpp)

Equivalent Input Noise (EIN) System Gain Setting ≥ +20: −120 dBV, A-weighted, typical

RF Output
Connector: SMA

Antenna Type
1/4 wave

50 ohms

Occupied Bandwidth
<200 kHz

Modulation Type
Shure proprietary digital

1 mW or 10 mW

Dimensions (H x W x D)
3.38 x 2.57 x 0.92" (86 x 65 x 23 mm)

4.9 oz (138 g) without batteries



Power Requirement
12 VDC @ 0.4 A, supplied by external power supply (tip positive)

RF Input
Spurious Rejection: Greater than 80 dB, typical
Connector Type: BNC
Impedance: 50 ohms

Audio Output
Gain Adjustment Range: -18 to +42 dB in 1 dB steps
Configuration: 1/4" (6.35 mm), Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground)
XLR: Balanced (1=ground, 2=audio +, 3=audio −)
Impedance 1/4" (6.35 mm), 100 ohms (50 ohms Unbalanced)
XLR: 100 ohms
Full Scale Output: 1/4" (6.35 mm), +12 dBV
XLR: LINE setting= +18 dBV, MIC setting= -12 dBV Mic/Line Switch: 30 dB pad
Phantom Power Protection: 1/4" (6.35 mm), Yes
XLR: Yes

Network Interface: Single Port Ethernet 10/100 Mbps
Network Addressing Capability: DHCP or Manual IP address
Maximum Ethernet Cable Length: 328' (100 m)

Dimensions (H x W x D) 1.63 x 7.75 x 5.94" (41 x 197 x 151 mm)
Weight 1.71 lb (777 g)

Handheld Transmitter

Machined aluminum

Mic Offset Range
0 to 21 dB (in 3 dB steps)

Battery Type
Shure SB900 rechargeable Li-Ion or AA batteries 1.5 V

Battery Runtime
At 10 mW:
Shure SB900: up to 10 hours
Alkaline: up to 9 hours

Audio Input
Configuration: Unbalanced

RF Output
Antenna Type: Integrated Single Band Helical
Occupied Bandwidth: Less than 200 kHz
Modulation Type: Shure proprietary digital
Power: 1 mW or 10 mW
Note: Varies by region

Dimensions (L x Diam) 10.1 x 1.5" (256 x 38 mm)
Weight 12.2 oz (347 g)

Shure QLXD124-85 (Shure QLXD12485)

Option #1 - Affirm Financing

Order Value Term Length APR
$50-699.99 3, 6 or 12 Months Interest-Bearing
$700+ 3, 6 Months 0% (Qualified Customers)
3, 6, 12 or 18 Months Interest-Bearing
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Option #2 - Lease Financing

Option #3 - Business Lease Financing

Option #4 - Free Lay-Away Program

  • -Call 877-775-7635 to get started
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  • -Pay when you can & we'll ship when it's paid off
  • -FREE to use ($10 initial charge is applied to final payment)
DJ & AUDIO > Mics & Headphones > Multi Wireless Sys (2+)
UPC: 42406350846
Brand: Shure