Fones de ouvido Bluetooth YYK525, edição empresarial com estojo de carregamento, para pendurar, YYK520V9V8V12

Congratulations on finding it-- Advantages, incoming materials, and honest service Mixed batch, sufficient, stable quality, OEM/ODM We specialize in creating a high-quality product chain for our customers, providing comprehensive pre-sales and after-sales services, and offering product images and specifications, Improve high-quality and stable products, place orders in small batches and multiple batches, with no threshold, Welcome merchants, traders, merchants, Taobao, EBYE, etc. to negotiate business and consult Welcome new and old customers to visit and guide factory inspection and quality inspection 1. Headphone parameters Bluetooth chip: Juli 3015 Bluetooth version: V5.0+EDR Wireless frequency: 2.4GHz Protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Transmission distance: 10 meters Battery capacity: 100mAh Charging voltage/current: 5V/1A Play/talk time: approximately 4 hours Charging time: approximately 1 hour Standby time: 120 hours Horn impedance: φ 8MM 32 Ω Mic sensitivity: -42Db Working temperature: -10-50 ℃ Earphone size: 10 * 4 * 1.4CM 2. Charging compartment parameters Input voltage/current: 5V/1A Battery capacity: 500mAh Gross weight: 176G Net weight of earphones and charging compartment: 85g 3. Packaging size: 150 * 85 * 4mm 4. Product List Earphones * 1, charging compartment * 1, charging cable * 1, instruction manual * 1