Main chip: RTL8723DU Bluetooth version: V4.2 Bus type: USB 1.1 / USB 2.0 Operating distance: Up to 10 meters Transmit power: 10 dBm (max) Antenna gain: 2 dBi Working current: 100 mA – 200 mA (BT + Wi-Fi), varies by operating mode Supported operating systems: Windows 7, Windows 8, Windows 10, Windows 11 Wi-Fi standards and protocols supported: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMA/CA Maximum data rate: 150 Mbps Frequency range: 2.4 GHz – 2.4835 GHz Operating channels: 1–14 Modulation: - 802.11g: OFDM - 802.11b: CCK (11, 5.5 Mbps), QPSK (2 Mbps), BPSK (1 Mbps) Data rates: - 802.11b: 11, 5.5, 2, 1 Mbps - 802.11g: 54, 48, 36, 24, 18, 12, 9, 6 Mbps - 802.11n: up to 150 Mbps Receiver sensitivity: - 130 Mbps: -65 dBm @ 10% PER - 108 Mbps: -65 dBm @ 10% PER - 54 Mbps: -65 dBm @ 10% PER - 11 Mbps: -87 dBm @ 8% PER Wi-Fi operating distance: Up to 100 meters indoors, up to 200 meters outdoors (varies with environment) Wi-Fi transmit power: 16 dBm (max) Wi-Fi antenna gain: 2 dBi Spread spectrum technology: DSSS (Direct Sequence Spread Spectrum) Operating temperature: -20°C to +45°C Storage temperature: -40°C to +70°C Color: Black Material: Metal + ABS Package contents: 1 x USB Wi-Fi Bluetooth adapter