The Shure BLX14R/SM35 Wireless Rack-mount Headset System combines professional-quality sound with simple setup and up to 14 hours battery life for great audio performance right out of the box. The system includes BLX4R half-rack single-channel receiver, SM35 headset microphone with BLX1 bodypack transmitter, clothing clip, power supply, 2 AA batteries, windscreens, rackmount kit, 2 1/4 wave antennas, and user guide.
SUPERIOR AUDIO - Perform with Confidence
Get the show going with no wires attached. Professional Shure sound for every band and any vocal need.
RELIABLE SIGNAL - Extend your range
With a range of up to 300 feet (100m), you can take the show into the crowd without interruption.
EASY SETUP – Own the stage
BLX will have you up and running in record time with one-touch scan and selection.
BATTERY LIFE – 14 hours of power
Because BLX transmitters get up to 14 hours of power from a single pair of AA batteries, the show can go on and on (and on).
SYSTEMS EXPANSIONS – Run up to 12 channels per frequency band
You’ll probably need to find a bigger stage before you run out of channels.
Note: region and environment dependent.
VERSATILITY INCLUDED – You’ve got options
An impressive variety of Shure microphones are available in BLX systems, so you can find what works for you.
Product Specifications:
System:
Wireless Technology: Analog UHF
Number of RF Channel Frequencies: 123
Included Transmitters: 1x Bodypack
Diversity: Antenna Diversity
RF Bandwidth: 24 MHz
RF Channel Scanning: Auto-Scan
Max Operating Range: 300' / 91.4 m (Line of Sight)
Max Transmitters per Band: 12
Built-In Recorder: No
Timecode Support: No
Mobile App Compatible: No
Audio Codec: No
Dynamic Range: 100 dBA
Receiver:
Receiver Type: Tabletop
Mounting Options: Rackmount (with Included Hardware)
Rackmount Size: 1 RU (1/2 Rack)
Antenna: 2x 1/4 Wave External, Detachable (Rear-Mount)
Number of Audio Channels: 1
Audio I/O:
1x XLR 3-Pin Male Balanced Output
1x 1/4" TS Female Unbalanced Output
Audio Output Level:
XLR Output: -20.5 dBV (Mic Level)
1/4" Output: -13 dBV (Instrument Level)
Frequency Response: 50 Hz to 15 kHz (Dependent on Mic)
Network I/O: No
Word Clock I/O: No
USB/Lightning Connectivity: No
Impedance:
XLR Output: 200 Ohms
1/4" Output: 50 Ohms
Adjacent Channel Isolation: >50 dB
Power Requirements: AC/DC Power Adapter
AC/DC Power Adapter: 12 to 15 VDC at 260 mA, Center-Positive (Included)
DC Input Power: 10 to 15 VDC at 260mA
Display & Indicators:
1x Backlit LCD (AF Level, Channel, Group, Metering, RF Level)
1x LED (Transmitter Battery Status)
Housing: Steel
Dimensions: 7.8 x 2 x 6.4" / 198 x 50 x 163 mm (without Mounting Hardware, Antennas)
Weight: 35.2 oz / 998 g
Transmitter
Transmitter Type: Bodypack
RF Output Power: 10 mW
Audio I/O: 1x TA4/Mini-XLR 4-Pin Male Input (Locking)
Muting: Off/On Switch
Auto-Level Control: No
Gain Range: -16 to +10 dB
Sync Method: Manual
Antenna: 1x Flexible Whip, Fixed (Belt pack)
Power Requirements: Battery
Battery Type: 2x AA (Included)
Approx. Battery Life: 14 Hours (Alkaline)
Display & Indicators:
1x Multi-Segment LED (Channel, Group)
1x LED (Battery Status, Power)
Housing: ABS
Dimensions: 2.5 x 4.3 x 0.8" / 64 x 110 x 21 mm
Weight: 2.6 oz / 75 g (without Batteries)
Microphone
Microphone Type: Headset
Sound Field: Mono
Capsule: Electret Condenser
Polar Pattern: Cardioid
Frequency Range: 40 Hz to 20 kHz
SNR: 55 dB
Equivalent Noise Level: 39 dB
Maximum SPL: 153 dB SPL
Impedance: 2400 Ohms
Sensitivity: -59 dBV/Pa
Dynamic Range: 114 dB
Output Connector: 1x TA4F/Mini-XLR 4-Pin Female (Locking)
Cable Length: 3.61' / 1.1 m
Operating Voltage: 5 to 10 V
Weight: 2.54 oz / 72 g
Shipping Weight: 6.61 lb.
Shipping Dimensions (LxWxH): 18.7 x 15.7 x 4"
Available In:
RF Frequency Band:
H9: 512 to 542 MHz, H10: 542 to 572 MHz, H11: 572 to 596 MHz, J11: 596 to 608 MHz 614 to 616 MHz
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