if i wanted to use a wireless or wired microphone lavalier style. which one on amazon would be compatible?

voice amplifier with wired microphone

WillThis work to amplify a guitar

Yes, the voice amplifier workrs to a guitar, you can have the guitar colsed to the microphone to achieve amplify the voice of your guitar.

Does this voice amplifier have "echo" feature?

Dear, this amplifier has recording function, which is equivalent to recording your voice. It can play in a loop

Can I use a wireless headset microphone with this? If so, which microphone would you recommend for a teacher doing a guitar masterclass?

That is different. https://www.amazon.com/dp/B07F7KFS8N

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Voice Amplifier for Teacher with Portable Microphone and Speaker, 18W Megaphone with Wired Mic Headset, IPX5 Waterproof & Rechargeable Bluetooth Speaker Systems for Tour Guide (NOT Wireless)

Product ID: 378070436

Details

Brand
SHIDU
Color
Green
Compatible Devices
Speaker
Connectivity Technology
Bluetooth USB
Item dimensions L x W x H
4.5 x 3.7 x

💧IPX5 waterproof rating

🔊18W powerful output

🔋4400mAh long-lasting battery

82544CFA

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🎤 Own the room, rain or shine — your voice, unstoppable.

HANDS FREE MOBILITY - Adjustable waist/neck band lets you move freely while staying heard loud and clear.
EXTENDED BATTERY LIFE - 4400mAh rechargeable battery powers your day-long sessions without interruption.
SEAMLESS CONNECTIVITY - Bluetooth, USB, TF card, and 3.5mm jack support for versatile, plug-and-play use.
ALL WEATHER DURABILITY - IPX5 waterproof and scratch-resistant design keeps you going rain or shine.
CRYSTAL CLEAR VOICE PROJECTION - Amplify your voice effortlessly to reach audiences over 150 people and cover 15,000 sq ft.

The SHIDU Voice Amplifier M800 delivers 18W of crystal-clear sound, perfect for teachers, tour guides, and public speakers addressing large groups up to 150+ people. Its rugged IPX5 waterproof design and anti-fingerprint exterior ensure durability in any environment. Powered by a robust 4400mAh rechargeable battery, it supports hands-free use with an adjustable band and offers versatile connectivity options including Bluetooth, USB, TF card, and 3.5mm audio input. Compact and portable, this amplifier guarantees your voice is heard loud and clear across 15,000 square feet.

Specifications

ASIN	B09GF28W8T
Antenna Location	Voice Amplifier for Meeting, Voice Amplifier for Teacher
Audio Input	Wired Mic Headset
Best Sellers Rank	#5,133 in Musical Instruments ( See Top 100 in Musical Instruments ) #20 in Power Amplifiers
Brand	SHIDU
Built-In Media	Voice Amplifier
Color	Green
Compatible Devices	Speaker
Connectivity Technology	Bluetooth, USB
Connector Type	USB
Customer Reviews	4.2 4.2 out of 5 stars (612)
Enclosure Material	Acrylonitrile Butadiene Styrene (ABS)
Item Dimensions	4.5 x 3.7 x 1.5 inches
Item Weight	0.62 Kilograms
Manufacturer	SHIDU
Mfr Part Number	2023
Model Number	M800
Mounting Type	Portable
Number of Channels	1
Output Wattage	18 Watts
Power Source	Battery Powered
Warranty Description	1 year manufacturer.

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82544CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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