All products in our store are taken with real-time photos, and we have a long-term stock of instant delivery. The quality and safety are reliable, so you can rest assured to purchase.

Telephone Consultation: 0579-85991821; 13362910087; QQ: 571422714

The product is priced without tax and without freight. All can be issued with machine-generated official invoices.

Product Name: Professional Soccer Referee Whistle

Unique dual-chamber design, producing two different high-frequency waves at 3.74kHz
4.10KHZ mixed wavelength, making the sound quality have steel and penetrating force.

LOGO: Available for screen printing or laser marking (as per customer's specified LOGO).

Signage color: Gold, Silver, randomly sent, no color preference!

Material: ABS + Titanium Alloy + High-Performance Polymer + Sweat-Resistant Lanyard

Volume: 130dB/10

Wavelength: 3.74KHZ & 4.10KHZ

Weight: 12 grams

Packing: Storage box packaging / Bubble plastic shell card packaging / High-grade gift box packaging

Lanyard: Length 85cm. Advanced sweat-proof lanyard.

Safety Ring Certificate: Certification by the Key Laboratory of the State Key Laboratory of the Ningbo Entry-Exit Inspection and Quarantine Bureau (See Certificate)

Storage box packaging configuration: 1 storage box. 1 toothguard. 1 anti-sweat lanyard. 1 dedicated finger clamp. (Default price)

Plastic shell packaging configuration: 1 toothguard, 1 anti-sweat lanyard, 2 special finger clips. (+2 yuan)

Advanced Gift Box Packaging Configuration: 2 Special Toothguard. 3 Special Finger Clips. 1 Anti-sweat Lanyard. 1 Wrist Strap. 1 Spring Rope. (+5 Yuan)

Note: The package configuration shown is for the storage box. If you need a different packaging configuration, please contact customer service to modify your order.