SX-991 auriculares inalámbricos compatibles con Bluetooth 5,0 banda para el cuello auriculares deportivos plegables estéreo cancelación de ruido música deportes

Feature: 1. 300 hours long standby time, can work continuously for a long time. Support compatible for iOS system (applicable to compatible for iPhone, etc.) power display and battery prompt. 2. Voice-activated dialing function, clear call, last code redial, call rejection, Chinese and English switching. Description: Name: Bluetooth-compatible Headset Material: ABS; Color: black, white (optional); Conform to Bluetooth-compatible standard: V5.0; Support: HSP, HFP, A2DP, AVRCP; Transmission power: Class2; Wireless connection range: 10 meters/32.81 feet; Operating frequency range: 2.4026GHz-2.480GHz; Charging time: 3.5 hours; Talk time: 20 hours; Playing time: 16 hours; Standby time: 300 hours; Packing list: 1 x Bluetooth-compatible Headset 1 x Charging Cable 1 x Storage Bag 1 x Instructions 1 x Packing Box Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you dont mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.