Shure SLXD14/DL4B-G58 Wireless Lavalier Microphone System with DL4, 470 - 514 MHz

Shure SLXD14/DL4B-G58 Wireless Lavalier Microphone System with DL4, 470 - 514 MHz

Introducing the DL4 IP57-rated waterproof subminiature lavalier microphone (black) and the SLXD1 transmitter – the perfect combination for crystal-clear digital audio and reliable RF stability for live performances and lecture halls.

The SLXD14/DL4 Digital Wireless System is the ideal solution for a wide range of applications, from day-long presentations to nighttime performances. With 24-bit digital audio and rock-solid RF performance, up to 32 compatible systems can be operated per 44 MHz band. The system can be effortlessly set up and includes optional rechargeability accessories for wireless excellence wherever it's needed. The package includes the SLXD4 single-channel receiver, SLXD1 bodypack transmitter, and DL4 IP57-rated waterproof subminiature omnidirectional lavalier microphone (black) with lavalier, antenna, and rackmount accessories, plus 2 AA batteries.

Key Features

• Professional-grade wireless system, delivering clear, 24-bit digital audio.
• Boasts an extended 20 Hz to 20 kHz frequency range, dependent on microphone.
• Offers a superior dynamic range of 118 dB for precise audio level control.
• Features digital predictive switching diversity for reliable signal transmission.
• Provides 44 MHz tuning bandwidth and 32 available channels per frequency band (region-dependent).
• Supports up to 10 compatible systems per 6MHz TV band and 12 systems per 8 MHz band.
• Simple pairing of transmitters and receivers via an IR scan and sync feature.
• Includes an automatic channel scan and allows linking multiple receivers for group scanning and firmware updates through an Ethernet port.
• Compatible with Shure Wireless Workbench® control software, facilitating advanced system management.
• Enabled with remote monitoring and control via the ShurePlus™ Channels app.
• Allows third-party setup and control over Ethernet, enhancing flexibility.
• Designed with an elegant, easy-to-use interface featuring a high-contrast LCD menu for effortless navigation.
• Each SLX-D receiver comes with an installed guided setup mode, aiding in smooth operation.
• Transmitters can use either 2 AA batteries or the Shure SB903 rechargeable battery, offering options for power source based on convenience.

Technical Specifications

Working Range
100 m ( 328 ft)
Note: Actual range depends on RF signal absorption, reflection and interference.Note: Actual range depends on RF signal absorption, reflection and interference.
RF Tuning Step Size
25 kHz, varies by region
JB band: 125 kHz
Image Rejection
>70 dB, typical
RF Sensitivity
-97 dBm at 10-5 BER
Latency
3.2 ms
High-Pass / Low Cut Filter
150 Hz @ -12 db/oct
Note: Factory default is for the HPF to be off
Audio Frequency Response
20 Hz– 20 kHz (+1, -2 dB)
Audio Dynamic Range
118 dB at 1% THD, A-weighted, typical
Total Harmonic Distortion
<0.02%
System Audio Polarity
Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (with respect to the ring of the 6.35 mm output) output.
Mic Offset Range
0 to 21 dB (in 3 dB steps)
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.

SLXD1 Bodypack Transmitter
Battery Type
Rechargeable Li-Ion or 1.5 V AA batteries
Dimensions
98 x 68 x 25.5 mm (3.86 x 2.68 x 1 in.), H x W x D
Weight
89 g
Housing
PC/ABS
Connector
4-Pin male mini connector (TA4M)
Impedance
1 MΩ
Maximum Input Level
8.2 dBV (2.57 Vrms, 7.27 Vpp)
Preamplifier Equivalent Input Noise (EIN)
-118 dBV
Antenna Type
1/4 wave
Occupied Bandwidth
<200 kHz
Modulation Type
Shure proprietary digital
Power
1 mW or 10 mW

SLXD4 / SLXD4D Rack Receiver
Dimensions
SLXD4: 42 x 197 x 152 mm (1.65 x 7.76 x 5.98 in.), H x W x D
SLXD4D: 42 x 393 x 152 mm (1.65 x 15.47 x 5.98 in.), H x W x D
Weight
SLXD4: 816 g, without antennas
SLXD4D: 1451 g, without antennas
Housing
Galvanized Steel
Power Requirements
15 V DC @ 600 mA, supplied by external power supply (tip positive)
Spurious Rejection
>75 dB, typical
Connector Type
BNC
Impedance
50 Ω
Phantom Power Protection
1/4" (6.35 mm): Yes
XLR: Yes
Gain Adjustment Range
-18 to +42 dB in 1 dB steps
Configuration
1/4" (6.35 mm): Balanced (Tip = audio +, Ring = audio -, Sleeve = ground )
XLR: Balanced (1=ground, 2=audio +, 3=audio -)
Impedance
1/4" (6.35 mm): 1.3 kΩ (670 Ω Unbalanced)
XLR (line): 400 Ω (200 Ω Unbalanced)
XLR (mic): 150 Ω
Full Scale Output
1/4" (6.35 mm): +15 dBV differentially (+9 dBV single)
XLR: LINE setting= +15 dBV, MIC setting= -15 dBV
Mic/Line Switch
30 dB pad
Network Interface
Single Port Ethernet 10/100 Mbps
Network Addressing Capability
DHCP or Manual IP address
Maximum Cable Length
100 m (328 ft)

DL4
Microphone Capsule
MEMS
Polar Pattern
Omnidirectional
Frequency Response
20 Hz to 20 kHz
Sensitivity
-42.5 dBV at 1 kHz
Self-Noise, A-Weighted, Equivalent Acoustical
31 dB SPL-A
Signal-To-Noise Ratio
63.0 dB
Maximum SPL
132.0 dB SPL,1 kHz at 1% THD, typical
Dynamic Range
101.0 dB, typical
Microphone Current Draw
220 µA, maximum
Bias Voltage
Recommended Operating Voltage
5 V DC, 2.6 V DC minimum
Housing
Molded ABS
Polarity
Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1
Cable Diameter
1.6 mm
Cable Length
66 in. (1.67 m)
Net Weight
DL4: 15.0 g (0.53 oz.)

Included Accessories
2 AA batteries
2 1/4 wave antennas
2 2 BNC cables
1 zipper bag
2 BNC bulkhead Adapters
1 rackmount kit
1 user guide
1 power supply