RETEKESS TR623 Megaphone Portable Voice Amplifier Teacher Microphone Speaker FM Recording with MP3 Player FM Radio TF Card USB

• With a 10W digital voice amplifier providing high power audio output and clear sound quality, you can control the volume of their own voice in different environments, indoors or outdoors
• Support TF card/USB/AUX cable MP3 playback function: personal speaker microphone headset, not only an amplifier, but also can play music in TF card or USB flash drive. Also supports AUX cable MP3 playback function
• Light weight: The TR623 voice amplifier microphone is compact and lightweight, easy to carry and wear with the waistband and back clip, very suitable for teachers and lecturers
• Support recording: wired microphone headset with one-key recording function, easy and fast to operate. It can record with TF card or USB disk
• Built-in lithium battery: Rechargeable mini voice amplifier with 1800mAh lithium battery, which can be used for a long time after being fully charged. (6-18 hours)
• The LCD screen can display PA and FM mode, power information, charging display, etc.
• Personal portable FM radio: There is a telescopic antenna, which helps you find the local FM station easily, you can always enjoy your favorite channels and radio stations

Specifications:

• Type: Voice Amplifier
• Material: ABS
• FM frequency range: 87.5-108MHz
• Output power:＜10W
• Lithium battery: 18650 (1800mAh)
• Charging time: 3-5 hours
• Output impedance: 4Ω
• Operating hours: 6-18 hours
• Support recording: Yes
• Charging voltage: DC5V 500mA
• TF/USB: supports up to 32G
• Frequency Response: 90Hz-18KHz