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Article number: 504578

The BTD 800 USB ML dongle is in combination with the PRESENCE™ UC ML, PRESENCE Grey UC, MB Pro 1 UC ML, MP Pro 2 UC ML and MB 660 UC MS headsets certified for Skype for Business. This powerful combination provides you with a high-end solution that lets you maximize the potential of your Unified Communications environment.

**Plug n’ play**
The BTD 800 USB ML provides your computer with a rapid Bluetooth® connection to the headset without requiring any technical installation. This ensures an excellent voice and sound experience.

**Increased range**
Now you can get the freedom to move up to 25 meters / 82 feet from your PC with dongle – depending on your device and environment.

The BTD 800 USB ML exclusively supports audio, therefore no data exchange is possible making it very secure for businesses.

Firmware update application downloadable from
Dimensions Approx. 22 x 16 x 6 mm / 0.87 x 0.63 x 0.24 in (W x H x D)
Connector USB Version 2.0
Weight 2 g
Technology Bluetooth® v4.2 / supported profiles: HSP 1.2, HFP 1.7, A2DP 1.3, AVRCP 1.6
Range 25 m (device dependent)
Bluetooth Narrowband or wideband. A2DP.
Transmission frequency 2,4 GHz
Firmware update Yes – application downloadable from
Package dimensions 123 x 31 x 84 mm / 4.83 x 1.22 x 3.31 in (L x H x D)
Package weight Incl. complete product and packaging: 61 g / 2.14 oz
Units in distributor master carton 40 pcs
Master carton weight 3.03 kg / 6.68 lbs
Master carton dimensions 325 x 100 x 130 mm / 12.81 x 3.94 x 5.12 in (L x H x W)
Unit pack/end user 1 pc
Warranty 2 years

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