The RL-2R3995 wireless doorbell consists of one push button and two receivers. It offers a choice of 60 melodies and five volume levels. The push button is rated IPX5, protecting it from water jets from any direction, and its design helps extend battery life.

• Type: Wireless doorbell
• Push buttons: 1
• Receivers: 2
• Melodies: 60
• Volume levels: 5
• Push button protection rating: IPX5
• Push button operating frequency: 433.92 MHz
• Range: 150–300 m in an open area
• Receiver power supply: 3 AA batteries per receiver, not included
• Push button dimensions: 6.5 × 3.5 × 1.5 cm
• Receiver dimensions: 8 × 8 × 3.2 cm
• Weight: 0.246 kg