Sanwa RX-391W waterproof receiver

Receiver as supplied with the MX-6.

• Model: RX-391W
• Frequency: 2.4GHz FHSS-E
• Input Voltage: 4.8v ~ 7.4v
• Weight: 12.4g
• Dimensions: 24.0 x 37.0 x 18.2 mm
• Fail Safe Support: Yes – Throttle