Shure ULXD2/K8B-G57

The Shure ULXD2/K8B is a digital handheld transmitter for ULX-D systems, featuring the KSM8 dual-diaphragm dynamic capsule for exceptional vocal clarity and consistent tone with minimal proximity effect. Its cardioid pattern offers focused pickup and feedback rejection, ideal for live vocal performances.

Operating in the G57 band (470"608 MHz) with a 138 MHz tuning range, it delivers 24-bit/48 kHz digital audio, AES-256 encryption, and automatic gain adjustment. The interchangeable capsule design supports various Shure mic heads for added flexibility.

Key features include a backlit LCD, IR sync, 1/10/20 mW RF output, and a rugged aluminum body. Power options include two AA batteries or the SB900B rechargeable battery for up to 8.5 hours of operation, with support for networked charging systems.

• KSM8 Dual-Diaphragm Dynamic Capsule: Provides clear, consistent vocal sound with minimal proximity effect and excellent feedback control.

• Cardioid Polar Pattern: Focuses on the voice while reducing background noise, ideal for live vocal performances.

• Interchangeable Capsule Design: Compatible with other Shure mic heads including SM58, KSM9, Beta 58A, and more.

• 138 MHz Tuning Range: Wide frequency coverage (470"608 MHz) for flexible system deployment across regions.

• High-Quality Digital Audio: Delivers pristine 24-bit/48 kHz sound across a 330' range with minimal latency.

• AES-256 Encryption: Secures transmission for corporate, government, or live production environments.

• Automatic Gain Ranging: Adjusts input levels automatically for optimal audio quality-no manual gain needed.

• Selectable RF Output: Offers 1, 10, or 20 mW output for optimizing system range or channel capacity.

• Mute Mode & Backlit LCD: Power button doubles as a mute, and easy-to-navigate display shows settings and status info.

• Rugged Build: Lightweight yet durable aluminum body with moisture-resistant, dent-proof grille.

• Battery Versatility: Up to 11 hours with AA batteries or over 8 hours with the SB900B rechargeable battery.

• Smart Charging Compatibility: Works with SBC200 and SBC220 docking systems for managed, efficient charging.

GENERAL SPECIFICATIONS:

• Model: ULXD2/K8B-G57

• Wireless Technology: Digital UHF

• Compatibility: Shure ULX-D Digital Wireless Systems

• Capsule: KSM8 - Dual-diaphragm Dynamic, Cardioid Polar Pattern

• Capsule Interchangeability: Yes (compatible with KSM9, SM58, SM86, SM87A, Beta 58A, Beta 87A, Beta 87C, etc.)

• Housing: Rugged, black anodized aluminum

• Polar Pattern: Cardioid

• Grille: Hardened, dent-resistant with hydrophobic woven fabric

• Dimensions: Approx. 10" x 2" (varies by capsule)

• Weight: Approx. 350 g (without batteries)

AUDIO & TRANSMISSION:

• Audio Resolution: 24-bit / 48 kHz

• Frequency Range: 470 to 608 MHz (G57)

• Tuning Bandwidth: 138 MHz

• RF Output Power: Selectable 1 / 10 / 20 mW

• Max Operating Range: Up to 100 m / 328 ft

• Sync Method: Infrared (IR)

DISPLAY & CONTROLS:

• Screen: Backlit LCD

• Menu Navigation: Frequency, group/channel, mute, lock, RF output, battery status

• Mute Function: Power button functions as mute switch with RF lock

• Lockout: Frequency and power lockout

SECURITY & GAIN MANAGEMENT:

• Encryption: AES 256-bit

• Gain Management: Shure Gain Ranging (automatic mic input level adjustment)

POWER & BATTERY OPTIONS:

• Standard Battery: 2 x AA (up to 11 hours)

• Rechargeable Battery: Shure SB900B - up to 8.5 hours

• Charging Options: SBC200 Docking Charger, SBC220 Network Charger (remote monitoring via Wireless Workbench)

• Battery Metering: Precision display in hours and minutes, zero memory effect

PERFORMANCE & USE CASES:

• Ideal for: Vocalists and speech applications, Live sound in touring and fixed installations, Worship, theater, broadcast

• Acoustic Advantages: Consistent tone across distance, Minimal proximity effect, Superior moisture and plosive rejection, Excellent gain-before-feedback with cardioid focus