AKG HT45BDD - HT45 Band D Wireless Microphone

AKG HT45 Band D (HT45BDD) - UHF 863.1–864.9 MHz handheld transmitter for Perception Wireless 45 systems

The AKG HT45 Band D is a handheld wireless microphone from the Perception Wireless 45 series, designed for spoken and vocal voice in events, education and AV rental. It works in Band D (European channel 70) , with a range of 863.1–864.9 MHz free to use in much of Europe (always according to local regulations). It offers 8 fixed frequencies , 10 mW RF output , silent on/mute/off switching and HI/LOW gain control on the transmitter itself for quick sensitivity adjustment. It incorporates a dynamic cardioid pattern capsule (P5 type head), integrated antenna and a display that shows the selected channel. Its lightweight and robust chassis integrates a spring steel grille to withstand intensive use. It works with 1 AA battery and reaches up to 10 hours of autonomy. Compact dimensions of 229 × 53 × 53 mm and 214 g weight make it easy to handle during long sessions.

Main features

• Band D (863.1–864.9 MHz) – European channel 70, unlicensed in many countries (see current regulations).
• 8 fixed frequencies and manual selection on the transmitter; typical recommendation: up to 5 simultaneous channels in the same area.
• Cardioid pattern with dynamic capsule ( P5 type) to prioritize the voice and reduce feedback.
• HI/LOW switchable gain control and silent on/mute/off switch.
• 10 mW RF power ; typical range up to 30 m line of sight.
• Up to 10 hours of battery life with 1 × AA; battery indicator and status LED .
• Lightweight construction with high-strength steel grille ; integrated antenna .
• Compatibility with AKG SR45 receivers of the same series and band.

Product benefits

• Very simple deployment : 8 predefined channels and direct selection on the microphone body.
• Clear and controlled voice : cardioid pattern improves intelligibility and gain before feedback.
• Reliable operation : stable RF output, silent switching and immediate gain control.
• True mobility : long battery life with a single AA and lightweight design for extended use.

Use cases

• Conferences, classrooms, and administration : Robust, easy-to-use handheld microphone for speakers and moderators.
• Events and AV rentals : affordable and stable set-up for presentations, trade shows, and corporate events.
• Small stages : lead vocals or choirs in rooms with basic RF needs.

Frequently Asked Questions

• Is Band D open to the public? The 863–865 MHz range (channel 70) is generally open to the public in much of Europe; always check local regulations.
• How many systems can I use at once? Up to five simultaneous channels are recommended in the same area, depending on the RF environment.
• How do I pair with the receiver? Selection is manual (no IR required); choose the same channel on both the SR45 and the HT45 .
• What's the battery life? Up to 10 hours with one AA battery, depending on the battery type and usage conditions.

Description for projects

AKG HT45 Band D handheld transmitter; UHF 863.1–864.9 MHz ; 8 fixed frequencies; cardioid dynamic capsule (P5 type); RF 10 mW ; FM modulation; HI/LOW gain control; silent on/mute/off switch; manual channel selection; typical range 30 m (LoS); power supply 1 × AA with autonomy up to 10 h ; dimensions 229 × 53 × 53 mm ; weight 214 g ; integrated antenna; compatible with SR45 receiver in Band D.