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- Frequency Response: 80Hz-12kHz
- Max. Output Power: 6W
- Output Impedance: 4Ω
- Working Voltage: 3.7V
- Battery: 3.7 V / 2200mAh Lithium-ion Battery
- Charger: 5V 750mA
- Charging time: 4-8 hours
- Use Time: 20 hours
- This Voice Amplifier has unique rain and dust proof construction
- Digital Voice Amplifier circuitry for minimum battery power consumption
- 6W output power
- All function controlled by MCU for convenient operation
- Volume control of this Portable Amplifier features memory of last setting
- Intelligent battery capacity indication on top panel
- Built-in intelligent power management system for stable performance and long playtime
- Mini USB connector of this Voice Amplifier assures convenient connection with computer for recharging
- Supplied with high capacity rechargeable lithium ion battery
- This Speech Amplifier Multiple wearing choices for convenient use
- Digital amplifier circuitry for minimum battery power consumption, which is ideal for language training, student testing, and Internet voice connectivity
- Multiple wearing choices for convenient use, a perfect gift for you
- This Portable Amplifier with high quality micphone has excellent sound quality
- Lots of colors to be chosen, you can choose the one you like best
- Lightweight and small shape, this is a Portable Voice Amplifier Megaphone
How to Install a Sound System for Teachers with Voice Problems：
achers use their voices eight to ten hours every day to communicate and teach their chosen subjects. This amount of use, like any tool frequently used, suffers wear and tare over time and use. The use of their voice is critical to their job function and should be cared for and conserved so that it will function for the many days months and years of the teachers career.A simple method of saving voice, pitch, and strength is by amplifying the voice using simple technology.
- Setting up a simply voice amplifier
- Purchase a wireless uni directional head set/microphone combinations at any electronics store. Low cost units are readily available and very inexpensive
- Get an 1/8 inch adapter that will plug into the headset/microphone unit and plug into the stereo unit for non-wireless systems
- Purchase a stereo with the capacity to project sound from the front of the classroom to the back. Small, portable stereo units are inexpensive. Avoid pricey stereo units as there is no need to spend a lot of money for this component . You still get excellent sound projection from the less expensive alternatives
- Insure that the head-set microphone will work in tandem with the stereo unit. Consult electronics staff to obtain the right adapter to match the system use decide on
- Position stereo unit on a desk or shelf behind the desk and have a student stand in the back of the classroom and indicate if the unit can be heard from that distance. Adjust volume as necessary to project sound at the appropriate distance
Tips & Warnings：
- All the components for this system can be purchased at any electronics store inexpensively
- Take all precautions necessary when working with electronics to avoid small shocks or system damage
- 1 x Megaphone
- 1 x Microphone
- 1 x Adapter
- 1 x Belt
- 1 x Audio Connect Cable
If the order has not been shipped; please contact DinoDirect Live Support for order cancellation.You will get your refund within 24 hours.
If the order has already been shipped; you may return the item to us postmarked within 30 calendar days of delivery. Before that, please contact our Live Support to inform that.
In that case we will refund you the payment excluding actual shipping fees already incurred.
If the item is defective, please contact DinoDirect Live Support and send an email to us at firstname.lastname@example.org attached an image or video file clearly showing the defect of the product. And we will give you a response within 24 hours whether we will resend the item or refund the payment to you for compensation.
For customization, please consider carefully before ordering.Because we do not accept return and replacement.
|Unit Price||USD$ 35.49||USD$ 33.39||USD$ 31.30||USD$ 28.50|
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• If the order has not been shipped; please contact DinoDirect Live Support for order cancellation.You will get your refund within 24 hours.
• If the order has already been shipped; you may return the item to us postmarked within 30 calendar days of delivery. Please contact our Live Support to inform that.
• Please contact Live Chat or click here to learn more return policy.