Jammer
Anti voice recording, 4000mAh
Ultrasound · low-frequency interference
¥430
Anti voice recording, 8000mAh
Ultrasound · low-frequency interference
¥450
Anti voice recording, 8000mAh, 360°
Ultrasound · low-frequency interference
¥1,000
Anti voice recording, privacy guard
Ultrasound · low-frequency interference
¥1,850