Shure BLX288/B58 Dual Wireless System with two BETA 58A Microphones

Shure BLX Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.

Shure BLX288/B58 Dual-channel Wireless Handheld System Features:

• Dual-channel wireless handheld microphone system
• 2 BLX2/B58 handheld transmitters with integrated Beta 58A supercardioid dynamic microphone capsules
• BLX88 receiver accommodates both handheld transmitters with a single, streamlined unit
• Cutting-edge QuickScan technology locates the best open frequency to safeguard against interference
• Provides up to 14 hours of use with two AA batteries
• Operating range of up to 300' supplies total wireless freedom
• XLR and 1/4" output connectors ensure compatibility with a wide range of gear
• Allows you to use up to 12 compatible systems per frequency band
• Power supply, batteries, and mic clips are included

System Specs

Wireless Transmission	Analog UHF
Number of RF Channels	123
Included Transmitters	2 x Handheld
Diversity	Antenna Diversity
RF Frequency Band	H9: 512 to 542 MHz H10: 542 to 572 MHz J10: 584 to 608 MHz
RF Bandwidth	30 MHz
Max Operating Range	300' / 91.4 m (Line of Sight)
Max Systems per Setup	12
Dynamic Range	100 dBA

Receiver

Form Factor	Tabletop
Antenna	2 x Internal
Number of Audio Channels	2
Audio I/O	2 x XLR 3-Pin Male Balanced Output 2 x 1/4" TRS Female Unbalanced Output
Audio Output Level	XLR Outputs: -27 dBV (Mic Level) 1/4" Outputs: -13 dBV (Instrument Level)
Frequency Response	50 Hz to 15 kHz (Dependent on Mic)
Impedance	XLR Outputs: 200 Ohms 1/4" Outputs: 50 Ohms
Approximate RF Sensitivity	-105 dBm
Power Requirements	AC/DC Power Adapter
AC/DC Power Adapter	12 to 15 VDC at 160 mA, Center-Positive (Included)
Display & Indicators	2 x Multi-Segment LED (Channel, Group) 4 x LED (AF Level, Sync)
Housing	ABS
Operating Temperature	0 to 135°F / -17 to 57°C
Dimensions	12.1 x 1.6 x 4" / 308 x 40 x 101 mm
Weight	15.1 oz / 429 g

Transmitter

Form Factor	Handheld
RF Output Power	10 mW
Audio I/O	None
Muting	Off/On Switch
Gain Range	-20 to -10 dB
Sync Method	Manual
Antenna	1 x Internal (Handheld)
Power Requirements	Battery
Battery Type	2 x AA (Included)
Approx. Battery Life	14 Hours (Alkaline)
Display & Indicators	1 x Multi-Segment LED (Channel, Group) 1 x LED (Battery Status, Power)
Housing	ABS
Dimensions	2.1 x 8.8" / 53.3 x 223.5 mmp>
Weight	7.7 oz / 218 g (without Batteries)

Microphone

Form Factor	Handheld Capsule
Sound Field	Mono
Capsule	Dynamic
Polar Pattern	Supercardioid
Frequency Range	50 Hz to 16 kHz
Sensitivity	-51.5 dBV/Pa at 1 kHz