Wireless Earphone Monitor 2.4G Adapter USB Transmitter Music Audio Receiver

Item Name: Wireless Earphone Monitor 2.4G Adapter USB Transmitter Music Audio Receiver. Wireless frequency band: 2.4GHzEffective distance: <30 meters outdoor distance or 15 meters wall distanceDelay: <12msDynamic range: >105dBBattery capacity: transmitter 780mAh, receiver 550mAhFeature:Smallest size, lightest earphone monitor.2.4G wireless technology,low delay, no compression Support to connect with phone for recodingSupport stereo and monoPacking List:1 x transmitter1 x receiver2 x USB cable2 x audio cable1 x manual *Please make