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                Parallax Inc. | 
                RF TXRX MOD BLUETOOTH TRACE ANT  | 
                Active | Bluetooth | Bluetooth v2.1 | - | 2.4GHz | 921kbps | - | - | UART | Integrated, Trace | - | - | 3.3V, 5V | - | 20mA | Through Hole | -40°C ~ 85°C | 7-SIP Module |             
                    
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                Parallax Inc. | 
                WX ESP8266 WIFI SIP  | 
                Active | WiFi | 802.11b/g/n | - | 2.4GHz | - | - | - | - | - | ESP8266 | - | 3.3 V ~ 5 V | 75mA | 75mA | Through Hole | 0°C ~ 70°C | Module |             
                    
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                Parallax Inc. | 
                WX ESP8266 WIFI DIP  | 
                Active | WiFi | 802.11b/g/n | - | 2.4GHz | - | - | - | - | - | ESP8266 | - | 3.3V | 75mA | 75mA | Through Hole | 0°C ~ 70°C | Module |             
                    
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                 | 
                
                Parallax Inc. | 
                XB24CAPIT-001  | 
                Active | 802.15.4 | - | - | 2.4GHz | 250kbps | 2dBm | - | SPI, UART | Integrated, Trace | - | - | 2.1 V ~ 3.6 V | 28mA | 33mA | Through Hole | -40°C ~ 85°C | - |             
                    
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                Parallax Inc. | 
                RF TXRX MODULE ISM1GHZ WHIP ANT  | 
                Obsolete | General ISM < 1GHz | - | - | 433MHz | 9.6kBaud | - | - | - | Integrated, Whip | - | - | 3.3 V ~ 5 V | 6.1mA | 12mA | Through Hole | 0°C ~ 70°C | Module |