About this item

• ORIGINAL AND CLEAR SOUND: The wireless voice amplifier utilizes 2.4G wireless connectivity technology and picks up sound in a 360-degree range so your voice can be amplified without distortion and loudly. Stable connection, no noise.  

• WIDE COVERAGE: With a sound range of 15,000 sq.ft(1400 ㎡), SHIDU voice amplifier is a must-have for teachers or teaching staff, allowing up to 150 students to hear you clearly and protect your throat.  

• LONG USING TIME: The portable microphones and speaker has a built-in 2500mAh battery that lasts up to 10 hours when fully charged, and it takes 3-5 hours to fully charge it. Enough to support your lectures for long periods of time.  

• OTHER FUNCTIONS: The amplifier supports Bluetooth, supports MP3 playback by inserting TF card or U disk. It also supports connecting your cell phone or computer as a speaker via AUX cable. You can make recordings and playback.  

• WIRELESS LAVALIER MICROPHONE: The lavalier microphone can be clipped to a collar or tie without the discomfort of wearing a headset. This greatly eliminates the burden and makes you more comfortable when teaching or explaining. Smart AI noise reduction technology filters out other noises to ensure sound quality.  

• OUTSTANDING PRODUCT QUALITY: The portable voice amplifier weighs only 0.52 lb, which is small in size and light in weight, very easy to carry and wear for a long time. 36 months warranty on the product. Please feel free to contact us if you have any questions when using the product.