
Shure SLXD24/K8B-J52 Wireless Microphone System - KSM8 Vocal Mic
Shure's SLX-D digital wireless system pairs the acclaimed KSM8 Dualdyne vocal mic with rock-solid 24-bit audio for stage-ready performance.
*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Key Features
WIRELESS FREQUENCY BAND SELECTION: Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder).
WHAT'S IN THE BOX: (1) SLXD2 handheld transmitter with KSM8 Dualdyne cardioid dynamic microphone capsule (black) and (1) SLXD4 single-channel receiver with antenna and rackmount accessories, (1) zippered bag and (2) AA batteries
DIGITAL WIRELESS TECHNOLOGY: Digital predictive switching diversity. 44 MHz tuning bandwidth (region dependent). 32 available channels per frequency band (region dependent). Up to 10 compatible systems per 6MHz TV band; 12 systems per 8 MHz band. RF Scan and IR Sync to quickly find an open frequency and link the transmitter to a SLX-D receiver. Easy pairing of transmitters and receivers over IR scan and sync.
BATTERY LIFE: Up to 8 hours from 2 AA batteries. Upgrade to the optional Shure SB903 Lithium-ion rechargeable battery to monitor battery charge status in hours and minutes, as well as battery life and health statistics.
SOUND QUALITY: Crystal clear 24-bit / 48 kHz digital audio. Extended 20 Hz to 20 kHz frequency response (microphone dependent) for natural and clear sound. Stable digital RF signal transmission. 120 dB dynamic range - excellent for vocals & acoustic and wind instruments.
Specifications
Pros & Cons
👍 Pros
- KSM8 Dualdyne dual-diaphragm capsule delivers consistent vocal tone across varying distances
- 24-bit/48 kHz digital audio with 120 dB dynamic range rivals wired microphone clarity
- RF Scan and IR Sync make frequency selection and transmitter pairing fast and straightforward
- 44 MHz tuning bandwidth with 32 channels provides flexibility in congested RF environments
- 8-hour battery life on standard AA batteries keeps you running through long events without swaps
👎 Cons
- J52 frequency band is region-specific and may not be authorized in all areas
- Single-channel receiver limits you to one transmitter without purchasing additional receivers
- AA batteries do not display precise remaining charge unless you upgrade to the optional SB903 rechargeable
- No built-in Bluetooth or app-based remote monitoring on the SLXD4 receiver