loudspeaker with microphone Waistband Wireless Microphone Special Amplifier for Guide Teacher External Voice Lound Speaker
USD $8.4 - $9 /Piece
Min.Order:500 Pieces
Shenzhen Nandao Electromachinery Co., Ltd.
Item specifics
Type:Home Amplifier
Package:Yes
Channels:2 (2.0)
Model Number:BQ-850
color:blue red black
the power output:20w
Battery capacity:2000 mah
U disk/TF card play:support (MP3 files)
Power off memory:support
Material:imported ABS material, UV highlights process
Function interface:TF card/usb interface/DC hole/wheat/audio input
Speaker:double magnetic horn
Antenna:external antenna
model name :amplifier for teaching
Product description
The power output: 20 w
Frequency: 60 hz - 180 hz
Signal-to-noise ratio (SNR) : 85 db
Battery capacity: 2000 mah
Material: imported ABS material, UV highlights process
Antenna: external antenna
Speaker: double magnetic horn
Function interface: TF card/usb interface/DC hole/wheat/audio input
Radio: support
Support the headset:
Audio input: support
Recording function: support
U disk/TF card play: support (MP3 files)
Power off memory: support
Battery capacity: 2200 mah
Product size: 12 x10. 5 x3. 5 cm
Packing size: 21 x 15.5 x 5cm
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