Zinc alloy chestpiece, excellent sound conduction, little acoustic attenuation. Standard dual PVC tubing ,well-sealed dual sound. conduction channel ,good resistance to ambient. Include five-in-one accessory kit and chestpiece key. Two extra pair of zipper bag.
Normal Production Time 10 Working Days
Product Size Adult Size
Country of Manufacture China
Product Colors: Multi colors
Package: 50 pcs/ctn, 41.8 lbs/ctn.
Price includes freight charge to any place in USA.