• 1~3km long intercom distance
• 1.5-inch HD display screen
• One-key intercom, easy to operate
• Parent-child interaction, perfect for outdoor travel
• 99 group code encryption, 10 call ringtones
• Clear and soft sound quality, protects kid's ears
• Built-in lithium battery, easy to charge and use
• Designed with a LED flashlight for night use

Specification:

• Model: D21
• Body size: 55.3x39x136.5mm
• Working hours: about 1.5 hours of continuous work;
• Intercom distance: 1~3 kilometers (depending on the surrounding environment)
• Main functions: intercom, alarm clock, flashlight function, built-in rechargeable battery
• Transmitting power: ≤0.5W
• Number of channels: China: 20/US: 22/Europe: 8
• Receive distortion: ≤3%
• Receiving sensitivity: ≤-121dBm
• Audio output amplitude: ≥1.2V
• Maximum standby current: ≤65mA
• Charging voltage: DC 5V/1A
• Shutdown current: ≤80uA