The Shokz OpenComm2 UC 2025 Upgrade (part number C120-AA-BK) is a Zoom certified bone conduction stereo Bluetooth headset with a noise-cancelling boom microphone, supplied with the Shokz Loop120 USB-A wireless adapter for PC and Mac. Shokz lists up to 16 hours of talk time.
The OpenComm2 UC 2025 Upgrade is a Shokz open-ear bone conduction headset for hybrid working, with an adjustable boom microphone and the Loop120 wireless adapter for computers. This part number, C120-AA-BK, comes with the USB-A version of the Loop120. Shokz states the headset and the Loop120 are Zoom certified, with Zoom functions controlled from the headset buttons. The USB-C version is C120-AC-BK.
It suits people who take calls and online meetings on a PC or Mac at home and in the office and want to keep their ears open. The Loop120 USB-A adapter gives a dedicated connection to the computer, and the headset can also pair with a phone. Browse more headsets or the Shokz range.
| Identification | |
| Brand | Shokz |
| Model | OpenComm2 UC 2025 Upgrade |
| Manufacturer part number (MPN) | C120-AA-BK |
| EAN | 810160663263 |
| Colour | Black |
| Certification | Zoom certified (headset and Loop120 adapter) |
| Wireless adapter | Shokz Loop120, USB-A (included) |
| Audio | |
| Speaker type | Bone conduction (7th generation) |
| Frequency response | 20 Hz - 20 kHz |
| Speaker sensitivity | 96 +/- 3 dB |
| Microphone | DSP noise-cancelling boom microphone, rotates 180 degrees; sensitivity -38 dB +/- 3 dB |
| Battery | |
| Talk time | Up to 16 hours |
| Listening time | Up to 8 hours |
| Standby | Up to 14 days |
| Charge time | 60 minutes; 5-minute charge gives 2 hours of talk time |
| Battery | Lithium polymer, 183 mAh |
| Charging | USB-C, 5.0V +/- 5% |
| Connectivity | |
| Bluetooth | Bluetooth 5.1, A2DP, AVRCP, HSP, HFP |
| Wireless range | Up to 30 m (98 ft) |
| Multipoint | Pairs with up to two devices at a time |
| Design | |
| Water resistance | IP55 |
| Weight | 35 g |
| Materials | Titanium frame |
| In the box | |
| Package contents | OpenComm2 UC 2025 Upgrade headset, Shokz Loop120 USB-A wireless adapter, USB-C charging cable, hard shell carrying case |
A PC or Mac with a free USB-A port for the Loop120 adapter, or a Bluetooth phone or computer. Set "Loop120 by Shokz" as the default input and output device in your computer's audio settings.
We are a UK supplier, not an installer, and we have been operating since 2012. We will go through the product with you before you buy. Orders are dispatched for delivery within 1-3 working days to England, Scotland and Wales. We do not ship to Northern Ireland. Our trade counter is at Unit 3, Park View Centre, 243 Dudley Road, Wolverhampton WV2 3JU; call 01902 902251 before collecting. See all VoIP phones.
The Shokz Loop120 USB-A wireless adapter. The other OpenComm2 UC version is C120-AC-BK, and C120-AN-BK has no adapter.
Yes. Shokz states that the OpenComm2 UC 2025 Upgrade headset and the Loop120 adapter are Zoom certified.
Yes. Shokz lists 7th generation bone conduction with an open-ear design, so your ears stay uncovered.
Shokz lists up to 16 hours of talk time, up to 8 hours of listening and up to 14 days standby. A 5-minute charge gives up to 2 hours of talk time, and a full charge takes 60 minutes over USB-C.
Yes, Shokz lists multipoint pairing with up to two devices at a time.
Orders are dispatched for delivery within 1-3 working days to England, Scotland and Wales. We do not ship to Northern Ireland. You can also collect from our Wolverhampton trade counter; call 01902 902251 first so we can confirm your order is ready.
Questions on specification or compatibility: call 01902 902251, see our FAQ and support pages, or contact us.
| Product Code | C120-AA-BK |
|---|---|
| Manufacturer | Shokz |
| Power Features | Rechargeable lithium polymer battery, 183 mAh; USB-C charging |
| Connection Type | Wireless |
| Product Type | headset |
| Headset Style | Open-ear |
| Connection | USB-A |
| Certified For | Zoom |
| Colour | Black |
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