The Shure BLX Wireless System 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.
The durable BLX4 features simple setup, intuitive controls, and microprocessor-controlled internal antenna diversity. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference. For use with BLX Wireless Systems.
The Shure Beta 58A is a high-output supercardioid dynamic vocal microphone designed for professional sound reinforcement and project studio recording. It has become a leading choice among vocalists and touring professionals worldwide.
The Beta 58A maintains a true supercardioid pattern throughout its frequency range. The Beta 58A has a shaped frequency response that is ideal for close-up vocals. The superb performance of this microphone is not affected by rough handling because of its rugged construction, proven shock mount system, and hardened steel mesh grille.
Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.
BLX24/B58 Handheld Wireless System:
BLX4 Single Channel Receiver Features:
BLX2/B58 Handheld Transmitter Features:
| System | |
|---|---|
| Working Range | 91 m (300 ft) Line of Sight |
| Audio Frequency Response | 50 to 15,000 Hz |
| 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) |
| BLX4 Wireless Receiver | |
| Output Impedance | XLR connector: 200 Ω, 6.35 mm (1/4”) connector: 50 Ω |
| Audio Output Level Ref. ±33 kHz deviation with 1 kHz tone | XLR connector: –27 dBV (into 100 kΩ load) 6.35 mm (1/4”) connector: –13 dBV (into 100 kΩ |
| RF Sensitivity | -105 dBm for 12 dB SINAD, typical |
| Image Rejection | >50 dB, typical |
| Housing | Molded ABS |
| Power Requirements | 12–15 V DC @ 160 mA (BLX88, 320 mA), supplied by external power supply (tip positive) |
| Dimensions (H x W x D) | 1.57" (40 mm) x 7.40" (188 mm) x 4.06" (103 mm) |
| Weight | 0.53 lbs (241 g) |
| BLX2 Handheld Transmitter | |
| Audio Input Level | Gain:- 0dB: -20 dBV maximum -10dB: -10 dBV maximum |
| Gain Adjustment Range | 10 dB |
| RF Transmitter Output | 10 mW, typical |
| Housing | Molded ABS |
| Power Requirements | 2 LR6 AA batteries, 1.5 V, alkaline |
| Battery Life | Up to 14 hours (alkaline) |
| Dimensions | 8.875" (224 mm) x 2.125" (53 mm) |
| Weight (without batteries) | 0.48 lbs (218 g) |
| BETA 58A Vocal Microphone | |
| Type | Dynamic (moving coil) |
| Frequency Response | 50 to 16,000 Hz |
| Polar Pattern | Supercardioid |
| Output Level (at 1,000 Hz) | Open Circuit Voltage: -51.5 dBV/Pa* (2.6 mV) |
| Impedance | Rated impedance is 150 Ω (290 Ω actual) for connection to microphone inputs rated low Z |
| Phasing | Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 |
| Case | Silver blue enamel-painted die cast metal with hardened, mattefinished, spherical steel mesh grille |
| Adjustable, Stand Adapter | Slip-in microphone mounting, unbreakable, adjustable through 180° with standard 5/8"-27 thread |
| Dimensions | 6.5" (160 mm) x 2" (50 mm) |
| Net Weight | 0.61 lbs (278 grams) |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
