Shure UR8D Wireless microphone

The Shure UR8D is a UHF wireless mic system designed for live sound applications such as stage performances, karaoke, meetings, events, and public addressing. It typically includes a dual-channel receiver and two handheld wireless transmitters so you can use two microphones at once.

 Key Features & Specifications

Wireless Performance

• UHF Band Operation: Uses ultra high frequency (UHF) for stable wireless transmission and better resistance to interference compared with VHF systems.

• Dual-Channel Receiver: Allows two wireless microphones to operate simultaneously.

• Selectable Channels: Hundreds of available frequency combinations help avoid interference in crowded RF environments.

• Range: Typical usable range is tens of meters (often 50 – 100 m in open areas); exact range depends on environment and obstacles.

Audio & Receiver Features

• LCD Display: Many versions include a panel showing frequency, channel, and signal status.

• Frequency Scanning: Auto-scan to find open channels and set them quickly.

• Independent Volume Control: Some models let you adjust mic volume per channel on the receiver.

• Outputs: Balanced XLR and/or 1/4″ outputs to connect to mixers, amps, or audio systems.

Microphone Transmitters

• Handheld Mics: Usually two handheld transmitters included, each using standard battery power (e.g., AA).

• Standard Audio Quality: Suitable for vocals, speaking, and live performance reinforcement.

Power & Operating Specs

• Receiver Power: Typically uses AC mains power (e.g., 220 V) with an included power adapter.

• Operating Frequencies: Some listings cite operation within UHF ranges such as 700–870 MHz or similar band ranges (varies by regional version).

• Battery Life: Handheld mics use replaceable batteries with several hours of runtime.

Typical Uses

✔ Live vocals (bands, singers)
✔ Karaoke systems
✔ Conferences and presentations
✔ Church and public speaking
✔ Small venues and houses of worship