Computer Accessory Sets features: 2 in 1 Bluetooth 4.0 + 150Mbps 2.4GHz USB WiFi Wireless Adapter with 2D1 External Antenna Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. 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 b/g/n 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, CSMA/CA 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