Shure ULXD2/B58 Digital Handheld Transmitter with Beta 58A Capsule G57 Band (470-608 MHz)

The Shure ULXD2/B58-G57 is a professional digital handheld transmitter for ULX-D systems, featuring the Beta 58A dynamic supercardioid capsule. It delivers 24-bit/48 kHz digital audio, AES 256-bit encryption, and Shure Gain Ranging for consistent performance in live, corporate, and worship applications.

The rugged machined-aluminum body includes a backlit LCD, IR sync, selectable RF output power, and flexible power options via AA batteries or Shure SB900-series rechargeable packs. An ultrawide 138 MHz tuning range within the G57 band (470–608 MHz) supports deployment in demanding RF environments.

Key Features

• Integrated Capsule: Beta 58A dynamic, supercardioid
• Digital Audio: 24-bit / 48 kHz; flat, mic-dependent response
• Security: AES 256-bit encryption
• Gain Ranging: Automatic optimization eliminates manual TX gain adjustments
• RF Output Power: 1 / 10 / 20 mW, selectable
• Tuning: G57 band, ultrawide 138 MHz within 470–608 MHz
• Sync & Control: IR sync, backlit LCD, frequency and power lockouts
• Construction: Machined aluminum body; integrated antenna
• Power Options: 2 × AA or Shure SB900-series Li-ion packs; external charge contacts compatible with SBC chargers

Technical Specifications

• Frequency Band (model): G57 (470–608 MHz)
• Tuning Bandwidth: up to 138 MHz (region dependent)
• Operating Range: up to 100 m (328 ft)
• Latency: < 2.9 ms
• Audio Frequency Response: 30 Hz–20 kHz (microphone dependent)
• Dynamic Range: > 120 dB
• Gain Range: 0 to +21 dB in 3 dB steps
• Power: 2 × AA (approx. 11 hr) or SB900/SB900C (up to ~12 hr, usage dependent)
• Display: Backlit LCD
• Antenna: Integrated (fixed)
• Housing: Machined aluminum
• Dimensions (L × Dia): 10.1" × 2.0" (25.6 × 5.1 cm)
• Weight (without batteries): 0.75 lb (0.34 kg)

What's Included

• 1x ULXD2 handheld transmitter with Beta 58A capsule (G57 band)