20w speakers wall mounts 4.5 inch classroom pa loudspeakers oupushi background sound system on wall speaker abs with amplifier

Specifications:

• Certification: CE
• Origin: CN(Origin)
• Use: Public address system
• Type: Speakers
• Support Bluetooth: No
• Speaker unit: 4.5"+1.5"
• Product: Speaker wall mounts
• Power: 20 watt
• Model Number: KD-501
• Material: ABS on wll speakers
• Input: 70-100V
• Frequency response: 90Hz-16KHz
• Cover range: 80 m2
• Color: White
• Brand Name: Oupushi
• Application: Classroom, Shop, Restaurant