Radiomaster R81

Specifications 

• Antenna length: Approximately 6cm
• Signal format: Frsky D8 Compatible
• RSSI: RSSI on Ch9 of Sbus Output
• Frequency range: 2400-2483.5Mhz
• Power input range: 4.5-6V
• Range: more than 1km
• Output format: SBUS
• Weight: 2 grams
• Size: 17x11mm
• Channels: 8
• Includes
• 1x Radiomaster R81 Nano Receiver w/ Sbus
• 1x Connecting Wire