1. Material: polycarbonate material 2. Transmitting frequency: ≤12W 3. Battery capacity: 4200 mA 4. Working voltage: 7.4V 5. Frequency range: 400-520MHZ 6. Applicable scenarios: service/catering/site/property/warehouse, etc. 7. 1000 times drop test, improve resistance to drop and impact 8. 2-15km talking distance 9. Dimensions: 135x50x33 mm 10. Weight: about 480 grams
