AKG HT45BDU2 - HT45 Band U2 Wireless Microphone

AKG HT45BDU2 - Handheld Wireless Microphone (Band U2 614–630 MHz) for Perception Wireless 45 Systems

The AKG HT45BDU2 is the original Perception Wireless 45 (PW45) series handheld transmitter . It features a dynamic cardioid vocal and voice-over capsule , 8 preset UHF frequencies , and a silent , three-position on/mute/off toggle switch . Its U2 band is defined by AKG as 614–630 MHz , so it must be paired with an SR45 receiver in the same band. It offers on-transmitter gain control , a built-in antenna , and a typical runtime of up to 8 hours on a single AA battery , making it a reliable solution for conference rooms, education, houses of worship, and mobile stages.

Main features

• UHF handheld transmitter for the AKG PW45 ecosystem (compatible receiver: SR45 of the same frequency bank).
• Cardioid dynamic capsule with good gain before feedback and spring steel grille for intensive use.
• 8 fixed frequencies selectable on the transmitter; switching width up to 30 MHz .
• Gain control on the microphone body and silent 3-position switch (ON/MUTE/OFF).
• Powered by 1 × AA and up to 8 hours of continuous use.
• Integrated antenna and low battery indicator ; FM modulation.
• Typical RF power 10 mW and reference range 30 m line of sight (environment dependent).

Compatibility and frequency band

This model belongs to the U2 band . According to AKG frequency tables, U2 comprises channels at 614.1 / 614.5 / 616.9 / 618.9 / 620.5 / 625.9 / 629.1 / 629.9 MHz . For correct operation, the SR45 receiver must also be Band U2 . Other bands (e.g. A 530–559 MHz) exist with different frequencies and regulations.

Product benefits

• Ready to use : easy pairing with SR45 receivers of the same bank.
• Clear and controlled voice thanks to the cardioid dynamic capsule and integrated gain adjustment.
• Easy maintenance : a standard AA battery provides long sessions of use.

Use cases

• Presentations, education, and worship where ease of use and reliability are valued.
• Mobile events and rentals with basic wireless microphone needs.
• Meeting and conference rooms with SR45 receivers already installed.

Frequently Asked Questions

Does it work with any AKG receiver?
No. It must be used with an SR45 (Perception Wireless 45) of the same U2 band .

How many frequencies can I choose?
It has 8 fixed frequencies within the U2 band.

What diet do you use?
One AA battery . Typical battery life is up to 8 hours, depending on battery quality and usage.

Description for projects

AKG HT45BDU2 (Band U2) handheld transmitter ; analog UHF system for SR45 ; 8 fixed frequencies ; cardioid dynamic capsule; adjustable gain ; ON/MUTE/OFF switch; built-in antenna ; 1×AA , battery life up to 8 h ; FM modulation; typical RF power 10 mW ; U2 band ≈ 614–630 MHz (channels defined by AKG).