Shure BLX14R/SM35 Wireless Rack Mount Headset System with SM35 Headset Microphone

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