Product name: Bluetooth-compatible Headset Chip: Jerry 6973D Bluetooth-compatible version: V5.1 Frequency response range: 50Hz ~ 20KHz Support protocol: AVRCP V1.6.A2DP V1.3.HFP V1.7 Simultaneous LE and BR / EDR Microphone: Silicon microphone, -42dB &plusmn;3dB Talk time: about 10 hours Playing time: about 10 hours Bluetooth-compatible transmission distance: &le;10 meters Charging current: 400MA Standby time: about 10 days Signal-to-noise ratio: &ge;90dB Headphone battery capacity: 100mah Charging compartment battery capacity: 500mah Speaker power: Rating 3mW Charging time: about 1.5 hours Charging voltage: 5V Receiving sensitivity: -85Db Charging compartment with digital display: with Charging port: Type-C Packing list: 1 x Bluetooth-compatible Headset 1 x Charging Bin 1 x Charging Cable 1 x Packing Box Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don&#39;t mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks. <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

Yyk530 Bluetooth Earphone Ear-mounted Digital Display True Stereo Wireless Headset with Charging Bin Black