PJ-16 Intelligent Wireless Doorbell with 8-level Volume Adjustable & 36 Ringtones, EU Plug Type-Signal Boosters its connection distance is different

its connection distance is different in different use environments

Use scenario: Lightweight outdoor sports

Carton Size 62cm * 32cm * 42cm / 24

Minimum Illumination 0

PJ-16 Intelligent Wireless Doorbell with 8-level Volume Adjustable & 36 Ringtones, EU Plug Type-Signal Boosters its connection distance is different1. Use the industrys most stable music chip, load 36 chord ringtones, pleasant and wonderful. 2. The adjustable 8 level volume can meet the needs of different environments. 3. The doorbell has the function of power off memory, which can remember the volume before power off and the selected music. No need to worry about losing information. 4. Low power design, ultra power saving and durable use. 5. Working Voltage: AC110 240V 6. Wireless Frequency: