B-Stock: Shure BLX14R/MX53-H9 Wireless Rack Mount Presenter System with MX153 Earset Microphone - H9 (512-542 MHz)

The Shure BLX14R/MX53-H9 Wireless Rack Mount Presenter System with MX153 Ear Set Microphone - H9 (512-542 MHz) combines professional-quality sound with simple setup and up to 14 hours battery life for legendary audio performance right out of the box. The system includes BLX4R half-rack single-channel receiver, MX153 subminiature ear set microphone with BLX1 bodypack transmitter, lavalier clip, power supply, 2 AA batteries, windscreens, rackmount kit, 2 1/4 wave antennas, zipper bag, 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.

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.

In the Box

1 53A8611 RACK MOUNT BRACKET

1 53A8612 LONG RACK MOUNT BRACKET

1 53B8443 LINK BRACKET

1 90AZ8100 HARDWARE KIT

1 31B1856 Thread Adapter

2 95A8699 ANTENNA/BNC,1/4 WAVE

2 95A8994 ADAPTER, BULKHEAD, BNC

1 95B2313 BAG VINYL, ZIPPERED

2 95K2035 CABLE, BNC,22 in.

1 Power supply

B-stock units may have minor cosmetic scratches or dents. Some product accessories or the original packaging may be missing when received. B-Stock units are not covered by a full manufacturer warranty. Please call us for details.

Product Specifications:

Wireless Technology: Analog UHF

Number of RF Channel Frequencies: 123

Included Transmitters: 1x Bodypack

Diversity: Antenna Diversity

RF Frequency Band: H9: 512 to 542 MHz

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

Encryption: No

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

Built-In Microphone: No

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)

Phantom Power Protection: No

Frequency Response: 50 Hz to 15 kHz (Dependent on Mic)

Network I/O: No

USB/Lightning Connectivity: No

USB Class-Compliant: No USB Connectivity

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: 12 to 15 VDC at 260mA

Display & Indicators:

1x Backlit LCD (AF Level, Channel, Group, Metering, RF Level)

1x LED (Transmitter Battery Status)

Housing: Steel

Operating Temperature: 0 to 135°F / -17 to 57°C

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 Type: Bodypack

RF Output Power: 10 mW

Built-In Microphone: No

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)

USB/Lightning I/O: No

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 Type: Ear set

Sound Field: Mono

Capsule: Electret Condenser

Polar Pattern: Omnidirectional

Frequency Range: 20 Hz to 20 kHz

SNR: 60 dB

Equivalent Noise Level: 34 dB

Maximum SPL: 107 dB SPL

Sensitivity: -41 dBV/Pa

Dynamic Range: 73 dB

Output Connector: 1x TA4F/Mini-XLR 4-Pin Female (Locking)

Cable Length: 4' / 1.22 m

Operating Voltage: 1 to 5 V

Operating Temperature: 0 to 135°F / -17 to 57°C

Weight: 0.7 oz / 19.76 g

Shipping Weight: 7.15 lbs

Shipping Dimensions (LxWxH): 18.3 x 14.9 x 3.7"