The Shure SLXD24D+/B58-G57 is a premium dual-channel digital wireless handheld microphone system featuring two Beta 58A supercardioid dynamic microphone capsules operating on the G57 frequency band (470 to 608 MHz). Part of the upgraded SLX-D+ series, this system delivers transparent 24-bit digital audio and advanced remote monitoring capabilities designed for live performances, houses of worship, and professional events. System Breakdown

• SLXD4D+ Dual Receiver: A two-channel, half-rack unit that manages both microphone signals simultaneously while conserving rack space. [1, 2]
• 2 x SLXD2+ Handheld Transmitters: Upgraded wireless transmitters equipped with Ease for over-the-air, real-time remote control from the receiver. [1, 2]
• 2 x Beta 58A Capsules: Premium vocal microphone capsules with a tight supercardioid polar pattern that isolates vocals and rejects off-axis stage noise. [1, 2]
• G57 Frequency Band: Operates within the safe, legal 470 to 608 MHz spectrum, offering an ultra-wide 138 MHz tuning range to easily avoid local RF interference. [1, 2]

Key Specifications & Features

• Audio Quality: 24-bit digital resolution with a wide 20 Hz to 20 kHz frequency response.
• Dynamic Range: Expanded >118 dB range providing an outstanding signal-to-noise ratio.
• : Allows sound engineers to remotely change transmitter frequencies, adjust power output, lock controls, or push firmware updates over the air.
• RF Stability: Digital predictive switching diversity maintains a rock-solid connection even in crowded RF environments.
• System Density: Supports up to 11 simultaneous systems per 6 MHz TV band or 14 systems per 8 MHz TV band.
• Power Options: Each transmitter runs on standard AA batteries or Shure's SB903 rechargeable lithium-ion batteries.

Included in the Box

• 1 x SLXD4D+ dual-channel digital wireless receiver
• 2 x SLXD2+ handheld transmitters with Beta 58A capsules