Shure ADX FD HH
Best professional handheld transmitter for mission-critical live vocal performances.
This is the gold standard for mission-critical live sound where signal failure is simply not an option. By transmitting on two frequencies simultaneously, it eliminates dropouts entirely, though you sacrifice the simplicity of a standard transmitter for a more complex, high-stakes workflow.
$3578.00
at
AVI-SPL Shop
Who it's for
- Live event engineers requiring absolute signal stability
- Broadcast professionals demanding studio-grade audio fidelity
- Touring production crews needing durable, remotely managed hardware
Who should skip it
- Independent creators working with limited production budgets
- Audio technicians lacking advanced RF management experience
- Users preferring the convenience of standard AA batteries
Performance breakdown
Signal Reliability
Frequency diversity ensures a rock-solid connection in the most crowded environments.
Vocal Versatility
Switchable polar patterns on the KSM9 capsule adapt to any performance style.
Remote Management
ShowLink provides total real-time control over every critical transmitter parameter.
Build Durability
Cast aluminum construction withstands the rigors of demanding professional touring schedules.
Battery Efficiency
Nine hours of runtime keeps you powered through long, high-stakes events.
Security Standards
AES 256-bit encryption keeps sensitive audio transmissions completely private and secure.
Key Specs
Wireless Technology
Digital UHF
Frequency Band
470 - 616 MHz (G57)
Max Operating Range
330 feet (100 m) line of sight
Latency
2 to 2.9 ms
RF Output Power
2/10/50 mW (selectable)
Battery Life
Up to 9 hours with SB920 battery
Dimensions
2 x 10 inches (51 x 254 mm)
Weight
338 g
Transmitter Form Factor
Handheld
Power Source Type
Internal Rechargeable Battery
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