Purchase Qty. Reference FOB Price
2-199 Sets US$19.00
200-499 Sets US$18.00
500+ Sets US$17.00
Product Description
Product Description 1. Non-magnetic horn, anti-iron filings, dust-proof, waterproof and drop-proof 2. The theoretical communication distance is 5 kilometers 3. Digital integrated technology design 4. Chinese and English voice reporting/digital and analog sub-audio functions 5. Network ...