1. Special Features: Music player, Two-way Audio, Sound Detection
2. Connection Type: Wireless
3. Transmission Frequency: 2.4Ghz
4. Wireless Range: Up to 20m in open area
5. Power Supply Mode: DC 5V/6pcs AAA Battery (battery Not Included)
6. Working Temp.: -10 to 60 celsius degrees
7. Features: Intercom, Night light, Remote Control
8. Power adapter: EU plug, US plug, AU Plug, UK Plug ()