Bluetooth 4.0 USB adapter Gembird BTD-MINI5

Interface: USB 2.0
Bluetooth specification: v.4.0, downwards compatible with v.3.0 or older, CSR chipset
Frequency band: 2.402 - 2.48 GHz ISM
Power: class II, RF power up to 8 dBm (max. EIRP), sensitivity -84 dBm,
Working distance: up to 50 m (in the open air)
Data transfer speed: up to 24 Mbps
APT-X: supported
Antenna type: internal antenna, gain in dBi (typical): 0.8 dBi
Dimensions: 22 x 15 x 7 mm
Net weight: 3 g