1. Chipset: CSR
2. General Radio
Bluetooth Class I: 100 meters (in open space), Carrier Frequency: 2.4 ~ 2.483GHz, Data Rate: Up to 3Mbps (The maximum operating range depends on the environmental factors).
3. Bluetooth Standard: Bluetooth v2.0 + EDR
4. Spread Spectrum: FHSS (Frequency Hopping Spread Spectrum
5. Modulation Method: GFSK (1Mbps), |D/4-DOPSK (2Mbps), 8DPSK (3Mbps)
6. I/O Interface: USB version 1.1
7. Input Power: DV 5V (USB Power)
8. Sensitivity: -82 dBm (typical), GFSK
9. RF Output Power: 13 dBm (typical), GFSK
10. System Support: Windows XP/2000/ME/98SE
11. Dimensions: 51.0 * 16.0 * 8.0 mm
12. LED Indicator: Single LED
13. Bundled Bluetooth Software
14. ESR Blue Manager
15. Language Supported: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, French, Italian, German, Spanish Or ESI Bluemanager.

Paking:
* Inner packing size: 14.2*17.5*1.5cm,
* Qty.: 150pcs/ctn
* Meas.: 48*32*39.5cm
* N. W. /G. W.: 8.0kg/9.2kg