Elegant Black 128GB Phone 7.1inch Screen Stunning Visual Experience

Summary

• Whistle original mouthpiece, prolong the service life. Durable metal ring buckle, detachable design, convenient and durable.
• ABS resin material and high polymer material combination, non‑toxic and tasteless, health and environmental protection.
• Adjustable nylon hanger, hanger easily through the tail hole, double ball fixed hanger length, not afraid of losing, not afraid of falling.
• Non‑core high frequency, clear and loud, no‑core whistle design, whistle permeability is strong, high frequency and high decibel can be achieved.
• Double air chamber design, easy to blow, double air chamber professional referee coach whistle, large volume, strong sound penetration.