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The AD2/K8B-G57 Axient Digital Wireless Handheld Transmitter offers a wide tuning range from 470 to 616 MHz.
This device can use either 2x AA alkaline batteries or a Shure SB900A lithium-ion rechargeable battery.
Yes, the AD2/K8B-G57 Axient Digital Wireless Handheld Transmitter is equipped with AES 256-bit encryption for secure audio transmission.
The AD2/K8B-G57 Axient Digital Wireless Handheld Transmitter has a line-of-sight operating range of up to 100m (300').
Yes, the AD2/K8B-G57 Axient Digital Wireless Handheld Transmitter features a backlit LCD for easy navigation.
Review Summary
Axient Digital Wireless Systems
KSM8 with cardioid polar pattern
G57: 470 to 616MHz
184MHz
Standard
High Density
Standard Mode:
17 Ch/6MHz
23 Ch/8MHz
High Density Mode:
47 Ch/6MHz
63 Ch/8MHz
Yes
-12 to 21dB (in 3dB steps)
Unbalanced
1kHz at 1% THD: 145dB SPL, typical (SM58)
Integrated Single-Band Helical
<200kHz
Shure Axient Digital Proprietary
2mW, 10mW, 35mW
Shure SB900A Rechargeable Li-Ion or LR6 AA batteries 1.5V
Shure SB900A: >11 hours
Alkaline: 8 hours
Cast aluminum
SBC100, SBC200 & SBC800 (for SB900/SB900A), SBRC networked rack charger
256 x 51mm (10.08 x 2.01")
Without batteries: 340g (11.99 oz)
042406526265
The AD2/K8B is a handheld wireless microphone transmitter compatible with Axient Digital Wireless Systems. With breakthrough RF performance and wide tuning up to 184 MHz, the AD2/K8B puts professional-quality wireless digital audio within reach. AD2/K8B delivers impeccable audio quality and RF performance with wide-tuning, High Density mode and encryption. Features durable metal construction, rechargeable power with dockable charging and Nickel finish.
Works with Axient Digital Wireless Systems
Features the KSM8 cartridge
Performance
20Hz to 20kHz range with flat frequency response
Automatic input staging optimizes gain setting
AES 256-bit encryption-enabled for secure transmission
>120dB dynamic range
100m (300') line-of-sight operating range
Selectable modulation modes optimize performance for spectral efficiency or audio quality: Standard - optimal coverage, low latency and High density - dramatic increase in max system channel count
Switchable Power Levels = 2/10/35mW (region dependent)
Built-in tone generator and RF markers to facilitate range-testing
Design
Interchangeable Shure microphone cartridges
Backlit LCD with easy to navigate menu and controls
Rugged metal construction
Menu and power lockout
Power
Up to 8 hours continuous use with 2x AA alkaline batteries
Shure SB900A lithium-ion rechargeable battery provides extended battery life, precision metering and zero memory effect
External charging contacts for docked charging
Note:
When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.