7RYMS WA1(SE) Portable Voice Amplifier for Teachers with Wired Headset Microphone,Mini Speaker Microphone for Classroom,Speech,Training Outdoor,Speaker Megaphone with Noise Canceling, 23H Workin-Black

Specification:
Microphone Sensitivity：-52dB±2dB
Microphone Directivity：Cardioid Directivity
Maximum Power Output:5W
Frequency Response:150Hz~ 12kHz
S/N:80dBA
MIC Maximum Input:70mV RMS
AUX Maximum Input:700mV RMS
Charging Specification:USB-C 5V/1A
Battery Type:Lithium polymer 2000mAh 3.7V
Charging Time：3H
Standby Time：23H
Net Weight：168g
Dimension：99 x 93x39mm
Working Temperature：0℃ ~45℃
Storage Temperature：-10℃~60℃
Package Including:
Microphone Headset(TX)*1
Amplifier*1
Strap*1
Charging Cable*1
User Manual*1
Microphone Headset(TX)*1
Amplifier*1
Strap*1
Charging Cable*1
User Manual*1
【65mm Speaker with High Volume】The large-size rare earth internal magnetic speaker design provides excellent sound quality. It perfectly balances the low and high frequencies, making the sound fuller and more delicate while representing the details in high fidelity.
【DSP Intelligent Denoise Chip, Anti-howling and Noise-free】Adopting a DSP intelligent denoise chip with 7RYMS’s original-developed anti-howling & denoise technology, it can calculate dynamics to reduce noise and prevent howling effectively in real time.
【Support Bluetooth Accompaniment and AUX Audio Input】Bluetooth accompaniment and AUX external audio input are supported for diversified applications and instant efficiency improvement. It is widely compatible with mobile phones, tablets, computers, etc.
【High-efficiency LED Digital Screen 】LED digital tube design can intuitively display the current usage status, volume, battery power, charging status, etc.
【 One-click Muting, 10-level Volume Adjustment】Convenient and fast volume adjustment wheel and mute switch design are convenient for users to control in real-time during use.
【9.7mm Large-size Condenser Mic for Clearer Sound Pickup】The microphone adopts a 9.7mm large-size condenser mic capsule. It has high sensitivity, low distortion, and strong directivity, effectively reducing ambient noise and recording clearer sound.
【Ultra-long Battery Life Up to 23 Hours/28 Days 】2000mah amplifier battery capacity supports up to 23 hours of duration.95mah microphone battery capacity supports up to 7 hours of duration Based on 50 minutes per day, it can be used continuously for almost 28 days.