Omnidirectional USB Boundary US-OB-33 - Microphone Polsen - Free user manual and instructions
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| Product Type | USB Boundary Microphone |
| Brand | Polsen |
| Model | US-OB-33 |
| Polar Pattern | Omnidirectional |
| Connectivity | USB (Plug and Play) |
| Power Source | Bus-powered via USB |
| Frequency Response | 50 Hz – 16 kHz |
| Sampling Rate | Up to 48 kHz |
| Bit Depth | 16-bit |
| Dimensions (L x W x H) | Approx. 5.5 x 3.5 x 0.8 inches (140 x 89 x 20 mm) |
| Weight | Approx. 0.4 lb (180 g) |
| Cable Length | 6 ft (1.8 m) integrated USB cable |
| Compatibility | Windows, macOS, Linux, and Chromebook |
| Mounting | Boundary mount with non-slip bottom pad |
| LED Indicator | Power/status LED |
| Controls | None (Plug and Play) |
| Housing Material | Durable plastic with metal mesh grille |
| Included Accessories | USB cable, user manual |
| Usage | Conference calls, podcasting, voice recording |
| Maintenance | Wipe with a soft dry cloth; avoid liquids |
| Safety | For indoor use only; avoid exposure to moisture |
| Spare Parts & Repairability | No user-serviceable parts; contact Polsen support |
Frequently Asked Questions - Omnidirectional USB Boundary US-OB-33 Polsen
How do I connect the Polsen US-OB-33 microphone?
Simply plug the integrated USB cable into a USB port on your computer. The microphone is plug-and-play and does not require any additional drivers.
Which operating systems are compatible with this microphone?
The microphone works with Windows, macOS, Linux, and Chromebook without needing special software.
Can I use this microphone for conference calls?
Yes, the omnidirectional pickup pattern captures sound from all directions, making it ideal for conference calls and small group meetings.
Does the US-OB-33 require an external power source?
No, it is bus-powered through the USB connection, so no batteries or AC adapter are needed.
How far should I sit from the microphone?
For best results, place the microphone within 2 to 3 feet of the speaker. Being too far may reduce audio clarity.
Can I connect headphones directly to the microphone?
No, this model does not have a headphone jack. You can connect headphones to your computer's audio output instead.
How do I clean and maintain the microphone?
Wipe the exterior with a soft, dry cloth. Do not use any liquids or cleaning agents, and avoid getting moisture into the grille.
Is the microphone compatible with recording software?
Yes, it is recognized as a standard USB audio input and works with most recording and streaming apps like Audacity, Zoom, and OBS.
What is the frequency response of this microphone?
The frequency response is 50 Hz to 16 kHz, covering the typical range for speech and vocals clearly.
Does the microphone have a mute button?
No, there is no on-device mute switch. You can mute it using the software on your computer.
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