Annadue YYK‑525 Wireless Earbud

1. Waterproof: The wireless business headphones passed IPX7 waterproof and nano-sweat test, waterproof and sweatproof. 2. MOBILE COIL - The wireless hands-free headset has a 14mm wide moving coil, improve the dynamic bass performance and can hear more clearly. 3. Rotatable Ear Hooks: Bluetooth headset hooks can be rotated 270 degrees, left and right ears can be freely exchanged to meet different people's using habits. 4. 【Intelligent Chip】Wireless business headphones use a new generation of smart Bluetooth 5.1 chip, which can effectively isolate noise and keep the continuous flow of calls. 5. Auto Pairing: The Bluetooth headset is successfully paired first, remove the earphone, then pair automatically. Lightweight, wear it firmly, don't worry about the headphones falling off. Specifications: Item Type: Wireless Bluetooth Headset Material: ABS Product dimensions: approx. . 10x5x2cm/3.9x2.0x0.8in Wireless frequency: 2.402GHZ-2.480GHZ Battery capacity: 100MA Charging Voltage/Current: 5V/1A Battery type: polymer battery Packing List: 1 x Bluetooth headset with hanging ear. 1 x USB interface. 1 x user manual (English language not guaranteed). Notice: 1. Shipped with built-in battery.2. Manual measurement, please allow slight error.