Shure QLXD124/53 Wireless Bodypack and Handheld Vocal Combo System with MX153

The QLXD124/53 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.

The Shure Microflex MX153 provides outstanding clarity in an extremely comfortable over-the-ear design. This professional subminiature earset microphone is ideal for applications in which improved gain before feedback over lavalier microphones is desired. Delivering exceptional speech clarity, the MX153 is ideal for corporate presentations, houses of worship, A / V conferencing, and live sound reinforcement.

Technical Specifications

Transducer Type
Electret Condenser
Polar Pattern
Omnidirectional
Frequency Response
20 to 20,000 Hz
Sensitivity (Open Circuit Voltage, @ 1 kHz, Typical)
-41 dBV/Pa (9 mV/Pa)
Maximum SPL 1 kHz at 1% THD
2500 Ω load: 107 dB SPL
1000 Ω load: 107 dB SPL
Signal-To-Noise Ratio
60 dB
Dynamic Range @ 1 kHz
2500 Ω load: 73 dB
1000 Ω load: 73 dB
Self-Noise Equivalent SPL, A-weighted, Typical
34 dB
Operating Temperature Range
-18 deg C (0 deg F) to 57 deg C (135 deg F)
Polarity
Positive pressure on diaphragm produces negative voltage on pin 3 with respect to pin 1.
Power Requirements
+1–5 V DC (500 μA max.)
Weight
19.76 g
Includes
QLXD2/SM58, MX153, 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

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 @ 10 mW
Shure SB900: up to 10 hours
Alkaline: up to 9 hours
Dimensions
86 mm x 65 mm x 23 mm (3.38 in. x 2.57in. x 0.92 in.) H x W x D
Weight
138 g (4.9 oz.), without batteries
Housing
Cast aluminum
Audio Input Connector
4-pin male mini connector (TA4M)
Configuration
Unbalanced
Impedance
1 M ohm
Maximum Input Level
1 kHz at 1% THD
8.5 dBV (7.5 Vpp)
Preamplifier Equivalent Input Noise (EIN) System Gain Setting >= +20
120 dBV, A-weighted, typical-
RF Output Connector
SMA
Antenna Type
1/4 wave
Impedance
50 ohms
Occupied Bandwidth
<200 kHz
Modulation Type
Shure proprietary digital
Power
1 mW or 10 mW

Dimensions
41 mm x 197 mm x 151 mm (1.63 in. x 7.75 in. x 5.94 in.), H x W x D
Weight
777 g (1.71 lbs), without antennas
Housing
Steel
Power Requirements
12 V DC @ 0.4 A, supplied by external power supply (tip positive)
RF Input
Spurious Rejection
>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 inch (6.35 mm): Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground)
XLR: Balanced (1=ground, 2=audio +, 3=audio -)
Impedance
1/4 inch (6.35 mm): 100 OHM (50 OHM Unbalanced)
XLR: 100 OHM
Full Scale Output
1/4 inch (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 inch (6.35 mm): Yes
XLR: Yes
Networking
Network Interface
Single Port Ethernet 10/100 Mbps
Network Addressing Capability
DHCP or Manual IP address
Maximum Ethernet Cable Length
100 m (328 ft)