Shure BLX14R/CVL - Rackmount Wireless Lavalier Microhone System

The Shure BLX14R/CVL Wireless Rack-mount Presenter System combines professional-quality sound with simple setup and and up to 14 hours battery life for great audio performance right out of the box.

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 bandx
You'll probably need to find a bigger stage before you run out of channels.
xNote: 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.

Details
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.
Specifications
System
Working Range
91 m (300 ft) Line of Sight

Note: Actual range depends on RF signal absorption, reflection and interference.

Audio Frequency Response
50 to 15,000 Hz

Note: Dependent on microphone type

Total Harmonic Distortion
Ref. 33 kHz deviation with 1 kHz tone

0.5%, typical

Dynamic Range
100 dB, A-weighted, typical

Operating Temperature
-18 C (0 F) to 57 C (135 F)

Note: Battery characteristics may limit this range.

Polarity
Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high impedance 1/4-inch output.

BLX1
Audio Input Level
max -16 dBV maximum
min (0 dB) +10 dBV maximum
Gain Adjustment Range
26 dB

Input Impedance
1 M

RF Transmitter Output
10 mW, typical

Dimensions
4.33 in. X 2.52 in. X 0.83 in. (110 mm X 64 mm X 21 mm) H x W x D

Weight
2.6 oz. (75 g), without batteries

Housing
Molded ABS

Power Requirements
2 LR6 AA batteries, 1.5 V, alkaline

Battery Life
up to 14 hours (alkaline)

BLX2
Audio Input Level
0dB -20 dBV maximum
-10dB -10 dBV maximum
Gain Adjustment Range
10 dB

RF Transmitter Output
10 mW, typical

Dimensions
8.82 in. X 2.09 in. (224 mm X 53 mm) L x Dia.

Weight
7.7 oz. (218 g) without batteries

Housing
Molded ABS

Power Requirements
2 LR6 AA batteries, 1.5 V, alkaline

Battery Life
up to 14 hours (alkaline)

BLX4
Output Impedance
XLR connector 200
6.35 mm (1/4") connector 50
Audio Output Level
Ref. 33 kHz deviation with 1 kHz tone

XLR connector -27 dBV (into 100 k load)
6.35 mm (1/4") connector -13 dBV (into 100 k load)
RF Sensitivity
-105 dBm for 12 dB SINAD, typical

Image Rejection

50 dB, typical

Housing
Molded ABS

Power Requirements
12-15 V DC @ 235 mA (BLX88, 320 mA), supplied by external power supply (tip positive)

BLX88
Output Impedance
XLR connector 200
6.35 mm (1/4") connector 50
Audio Output Level
Ref. 33 kHz deviation with 1 kHz tone

XLR connector -27 dBV (into 100 k load)
6.35 mm (1/4") connector -13 dBV (into 100 k load)
RF Sensitivity
-105 dBm for 12 dB SINAD, typical

Image Rejection

50 dB, typical

Housing
Molded ABS

Power Requirements
12-15 V DC @ 235 mA (BLX88, 320 mA), supplied by external power supply (tip positive)

What's in the box
1 x Lapel Microphone
1 x Receiver
1 x Bodypack
1 x AC Adapter
2 x AA Batteries
1 x Microphone Bag