Sena SD1000 Long Range Bluetooth Serial Adapter Wireless Bluetooth replacement of RS-232 communication, works with any standard RS-232 port Meets Bluetooth specification v2.0 + EDR Class 1 100 meters nominal transmit distance or up to 1 kilometer with patch antenna +18 dBm maximum transmit power, -88 dBm (0.1% BER) receive sensitivity Supports Bluetooth profiles SPP (Serial Port Profile), easy to use Windows configuration tools