E377 Mini Multi-function Portable Voice Wireless Classroom Amplifier ,True Acoustic Power Amplifier

<p>Hign-concerned Chemical : none</p><p>Power Output : 30W</p><p>Support MP4 : Yes</p><p>Support MP3 : Yes</p><p>Voice Record : Yes</p><p>Dimensions : 9.5CMx9.5CMx4CM</p><p>Weight : 0.86</p><p>Material : Plastic</p><p>Battery Life (Hour) : 8 Hours</p><p>Item Type : Wearable Megaphone</p><p>Power mode : USB</p><p>Power supply mode : Built-in lithium battery</p><p>Is there a radio function : have</p><p>Product weight : 0.45</p><p>Connection mode : Bluetooth connection</p><p>Number of speakers : 1</p><p>Sound box adjustment mode : knob</p><p>Applicable crowd : currency</p><p>Channel : Monaural</p><p>Battery capacity : 2600mAh</p><p>Mode of operation : Key</p><p>Function : Card insertion</p><p>effective range : 50 meters</p><p>Support format : USB flash disk, TF Card</p><p>Related Products:voice amplifier,megaphone,speaker with microphone,voice amplifier for teachers,bullhorn megaphone,voice amplifier wireless microphone,portable pa system,teacher microphone for classroom</p>

• 1. Two wearing modes.
• 2. 50m transmission distance.
• 3. Small size, light weight, light to carry, easily hang on your body.
• 4. With Bluetooth function, you can easily connect to Bluetooth devices.
• 5.Multiple input methods.It can only be noise reduction.