YHT50 Outdoor Horn Speaker 50W

Type: Wireless headphoneBattery: 300mADriver Unit: 40 mmFunction: volume control pausePlay device, MIC unctionStead by time: 100 hoursPlay time: 18 hoursFrequency Response: 20 Hz-20KHZCord length: 1. 2 m# 10%Connector: 3.5 mm stereo plugSensitivity: 114dab/mWAudio source communication equipment