Avantree DG40S is so tiny, once you plug in USB port, it can instant connect any time and any where.Use it to transfer files on PC with your smart-phone and print wirelessly. Avantree DG40S is fully qualified Bluetooth 4.0 system also it is a dual model dongle supporting Backward compatible Bluetooth V3.0/2.1/2.0/1.1 and Bluetooth Low engery. This Bluetooth Class 1 dongle offers a wireless range of 50 meter. It;’s compatible with Win xp、Viasta、win7、Win8 (plug & play).

– Ultra tiny, plug in once and never unplug again.
– Bluetooth 4.0 dual-mode support Bluetooth Low Energy and classic Bluetooth V3.0/2.1/2.0/1.1
– 50 meters wireless range enable you move freely in house
– Upgrade any PC with available USB port for Bluetooth function
– Enable PC to connect with Bluetooth peripherial such as mouse, keyboard and headphone
– Enable PC to transfer and exchange files between cellphones, tablets etc.
– Support: Win XP/Vista/7/8/10