HP Poly BT700 USB-A Bluetooth Adapter (786C4AA) | Like New
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1 Year WarrantyIncludedThe HP Poly BT700 USB-A Bluetooth Adapter (786C4AA) is a compact, high-fidelity USB device that instantly gives your laptop or desktop business-grade Bluetooth support for Poly speakerphones and headsets. This low-profile adaptor, which is designed for hybrid workers who switch between office, home and on-the-go configurations, provides a reliable, extended-range wireless link up to 164 feet (50 meters), allowing you to walk and talk without worrying about audio dropouts. It offers rich, dependable sound for UC calls, softphones and music while preserving easy plug-and-play operation on Windows and macOS via USB-A. It supports Bluetooth 5.1 with major audio profiles (A2DP, AVRCP, HSP and HFP). The updated, incredibly compact form allows you to leave the BT700 in your USB port all the time and when paired with compatible Poly headsets, its inbuilt multicolor LED instantly displays the pairing and call status.
Quick specs
- Product type
- Dongle
- Color
- Black or dark blue, compact “nano” dongle style
- Interface
- USB Type-A male connector
- Connects to
- PC or laptop via USB-A port
- Compatible OS
- Windows and macOS (via USB audio interface)
- Wireless technology
- Bluetooth 5.1, Class 1, low energy (LE)
Key Features
High‑fidelity Bluetooth USB‑A adapter purpose‑built for Poly headsets and speakerphones, enabling pro‑grade wireless audio on any compatible PC.
Bluetooth 5.1 with low‑energy technology for improved range, faster reconnection and better battery performance versus older Bluetooth adapters.
Impressive wireless range up to 164 ft (50 m) so users can roam the office or home workspace without losing connection.
Compact, refreshed form factor that is slim enough to stay in your laptop or docking station without blocking adjacent ports.
Remembers up to 2 paired devices, connecting to one at a time, simplifying switching between Poly headsets or speakerphones.
LED status indicator on the adapter to show connection and audio status when paired with supported Poly devices.
Supported Bluetooth profiles with A2DP, AVRCP, HSP (and HFP on bundled products), covering stereo audio, headset control and hands‑free calling.
Wide OS compatibility with Windows 10/11 and macOS when used as the primary Bluetooth link for Poly UC devices.
Benefits
- Upgrade any PC into a UC‑ready workstation by adding a dedicated, optimized Bluetooth radio for Poly headsets—no reliance on flaky built‑in Bluetooth.
- Enjoy freedom to move and multitask with up to 164 ft of reliable range, ideal for pacing, whiteboarding or stepping away from your desk mid‑call.
- Reduce connection headaches due to Bluetooth 5.1 low‑energy technology that speeds reconnection and improves stability for back‑to‑back calls.
- Simplify device management for end users by letting the adapter remember two devices and provide clear LED feedback on pairing and call state.
- Protect your laptop’s ports and your workflow with a tiny dongle you can leave plugged in, avoiding repeated insertions and accidental disconnects.
- Standardize your hybrid fleet on one adapter that’s widely supported across Poly Voyager and Sync families, making deployments easier for IT teams.
| Manufacturer | Poly |
|---|---|
| Manufacturer Part Number | 786C4AA, 217877-01 |
| Product Name | HP Poly BT700 USB-A Bluetooth Adapter |
| Product type | Dongle |
| Color | Black or dark blue, compact “nano” dongle style |
| Interface | USB Type-A male connector |
| Connects to | PC or laptop via USB-A port |
| Compatible OS | Windows and macOS (via USB audio interface) |
| Wireless technology | Bluetooth 5.1, Class 1, low energy (LE) |
| Wireless range | Up to 50 m / 164 ft line-of-sight |
| Bluetooth profiles | A2DP, AVRCP, HSP (HFP on some bundled solutions) |
| Device memory | Remembers up to 2 devices, connects to 1 at a time |
| Intended devices | Poly / HP headsets and speakerphones (Voyager, Focus, Sync, etc.) |
| Dimensions (USB-A) | Approx. 0.83 in (W) x 0.60 in (D) x 0.21 in (H) / 21.25 x 15.4 x 5.4 mm |
| Weight | Ultra‑light (nano-dongle class; typically a few grams) |
| Indicator LEDs | Multicolor LED on the adapter to show status (off, solid blue, flashing blue, red, purple, etc.) |
| LED indications | Off: not connected; Flashing red/blue: pairing; Solid blue: connected idle; Flashing blue: active voice link; Red: mute; Purple patterns: Microsoft Teams states/notifications |
| Audio function | Acts as dedicated Bluetooth audio interface for stereo playback and headset call audio |
| Software support | Managed and configured via Poly Lens desktop app (for pairing mode, updates, settings) |
| Use case | Professional unified communications, softphones, and collaboration apps on PCs |
| Series | BT700 family (available in USB-A and USB-C variants) |
Frequently Asked Questions
HP Poly BT700 USB-A Bluetooth Adapter (786C4AA) | Like New
What is the HP Poly BT700 used for?
Is it compatible with all Bluetooth devices?
Does it improve audio quality?
Is installation complicated?
Does it require drivers?
Is it compatible with Microsoft Teams?
What type of USB port does it use?
Can it replace a lost Poly dongle?
Does it increase wireless range?
Is it suitable for enterprise deployments?
Does it support firmware updates?
Is it portable?
Does it reduce interference?
Is it compatible with macOS and Windows?
Can it connect multiple devices simultaneously?
Is it secure?
Does it support stereo audio?
Is it good for remote work setups?
Does it improve battery efficiency?
Is it business-grade hardware?
HP Poly BT700 USB-A Bluetooth Adapter (786C4AA) | Like New
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