2 in 1 Bluetooth 4.0 + 150Mbps 2.4GHz USB WiFi Wireless Adapter with 2D1 External Antenna 1. Brand new and high quality. 2. Mini portable USB 2.0 design. 3. Wireless speed up to 150Mbps. 4. Quick secure setup. 5. Compatible with 802.11 bgn devices. 6. Bluetooth description: - Bluetooth version: Bluetooth 4.0 - The interface type: USB 2.0 1.1 - Frequency range: 2.412GHz - 2.482GHz - Working Channel: 0-78 - Modulation mode: GFSK, DPSK - Transmission distance: 10 meters farthest indoor and outdoor 20 meters farthest (varies with the environment) - RF power: 10dBm (max) - Antenna gain: 2dBi - Spread spectrum technology: frequency hopping - Support OS: Windows 7 8 8.1 10 Linux 7. WiFi description: - Support standards and protocols: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMACA with ACK - The interface type: USB 2.0 1.1 - Transmission rate: 150Mbps - Frequency range: 2.412GHz - 2.483GHz - Working Channel: 1-14 - Modulation: -- 802.11 g n: OFDM -- 802.11 b: CK (11, 5.5Mbps), QPSK (2Mbps), BPSK (1Mbps) - RF power: 16dBm (max) - Antenna gain: 2dBi - Support OS: Windows MAC Linux