With the built-in AI noise reduction algorithm, this speakerphone can analyze and process sound waves in real time, effectively removing unwanted
reverb, echos and other noises. Plus, the AI function can also be turned off at any time to restore the true sound of a real scene. It gives you higher quality audio calls anytime, anywhere!

Built in 8 omnidirectional noise-cancelling mics. With the built-in DOA algorithm, it can accurately determine the speaker's direction and dynamically adjust the pickup direction.

TWS true wireless stereo
The two cascade speakerphones integrate TWS( true wireless stereo). No wire required batween the two speakerphones. It allows the two cascade units be paired via bluetooth and realize the seperate experience of the L channel (left) and the channel R (right).

There are four modes to connect the speakerphone (USB, bluetooth, and dongle connections) to your phone, PC or other devices. Connect and play, Simple and fast.

With For one unit of this speakerphone, the voice pickup range could be 5-6 meters. For the dual cascade speakerphones, it could be 10-15
meters(32-49ft). Cascading two speakerphones realize handsfree solution for middle to Large size Conference Rooms.

Build-in 4400mAh large capacity battery can get rid of Battery Anxiety. The battery life could be at least 13 hours(voices), which is enough for one or two successful hybrid meetings.

Use with all leading online conferencing services such as Skype, Google Hangout, Facetime, Zoom, WebEx, GotoMeeting, and Chromebox etc.

| Model No.: | WS-BTS20 |
| Microphone | |
| Voice Pickup Range: | 5-6m(1 unit). 10-15 m(2 cascade units) |
| Frequency Response: | 90Hz–16kHz Radius |
| 90Hz–16kHz Radius | 8pcs mic array |
| 8pcs mic array | AEC,VAD,ANC:AI Noise algorithm |
| Speaker | |
| Frequency response(Music): | 120Hz-20kHz |
| Frequency response(Talk): | 200Hz-20kHz |
| Spec: | 0.75 inch tweeter+1.75inch base |
| Power: | 5w full frequency speaker |
| Connect | |
| Wire: | USB2.0 UAC1.0 |
| Bluetooth: | Dual Bluetooth V5.3 |
| Dongle: | USB2.0 Dongle |
| General | |
| Battery type: | Li-ion |
| battery capacity: | 3.7V/4400mAh |
| Use time: | 13 hours(Voice), 8 hours(Music) |
| Standby time: | More than 1 year |
| System compatibility: | Windows 7/8.1/10/11Mac OS10.10 and above Android: 7.11 and above Chrome OS |
| Application compatibility: | Microsoft Teams, zoom, GoToMeeting, skype…… |
| Size | 126×126×34mm(Product); 156×156×64mm(package) |
| Weight: | 385g(net weight); 605g(Gross weight) |
| Packaging accessories: | USB data cable x 1 USB Dongle x 1(optional) Manual x 1 |
| Operating temperature: | 0~40℃ |
| Storage temperature: | -20~60℃ |
| Humidity requirements: | 10%~90%RH Altitude: below 5000 m |