Description

Built-in amplifier Small, lightweight, high-volume speaker suitable for public relations, information announcements, and intimidationOAS20B

Audio input: external analog audio input

Microphone output: Analog output of microphone with built-in speaker

Power input: 12V power input (red - 5.5 x 2.1 mm female, black - 5.5 x 2.1 mm male)

1. Specification

Model	OAS20B
Fixed amount output	20W
Frequency characteristic	100Hz to 18KHz
input signal	RCA analog
Power supply	DC9-14V
input impedance	10K Ohms
microphone input sensitivity	-35dB
Material	Flame-retardant ABS/iron
Size	80(W)x97(H)x78(D)mm, cord 55cm
Weight	345g
waterproof and dustproof	IP65