OBT PA System

0:44

OBT-312 Horn Speaker

0:44

OBT-123 Column Speaker for Outdoor or Indoor use

1:03

Best Ceiling Speaker @OBTPA

1:24

Wall Mount Speaker

0:38

Ceiling Speaker of power 40 watts

0:44

Luxury Wall-Fitted Speaker

1:29

"Unboxing & Review: Wall-Mounted Speaker for Premium Audio Experience"

0:41

"Elevate Your Sound: The Ultimate Wall-Mounted Speaker Showcase"

0:41

The Ultimate Wall-Mounted Speaker Review

0:29

Wall Mounted Speaker

1:25

"IP Horn Speaker: Cutting-Edge Sound and Communication"

2:04

"Elevate Your Audio: Horn Speaker Review and Sound Test"

1:26

"Best Ceiling Speakers for Home Theater and Music"

0:35

Introduction of Ceiling Speakers Installation, Setup, and Sound Quality.

0:46

CD mp3 Player

1:30

Clear Communication Made Easy: Public Address Paging Microphone OBT-8052C Demo

1:28

Crystal Clear Communication: Public Address Paging Microphone Demo

0:43

Unleash Audio Freedom: Ten Zones Matrix Controller Deep Dive

1:53

6-Zones Voltage Amplifier With MP3 Player

0:49

Mixer Amplifier with Built-in Bluetooth and mp3

0:49

Mixer voltage amplifier with built-in bluetooth and mp3

0:49

mixer voltage amplifier with built-in bluetooth and mp3

0:49

mixer voltage amplifier with built-in bluetooth and mp3

0:43

Sip PoE Speaker

0:40

Sip ip Horn Speaker

2:15

Review of 250W Mixer Network Amplifier with Bluetooth

1:55

Digital Broadcasting Audio Source Controller

2:49

150watts Mixer Voltage Amplifier With Bluetooth & MP3 Player

1:29

60watts Mixer Voltage Amplifier with mp3 Player

1:43

40watts Mixer Voltage Amplifier With MP3 Player

1:28

IP Horn Speaker

0:39

SIP directional horn speaker

1:17

SIP VoIP Telephone 1610

0:45

SIP console 9808H

1:28

SIP network intercom 9808VB

1:30

SIP Network Intercom OBT-9808

1:24

Voice Server OBT B50

0:45

SIP POE 4G Column Speaker OBT-4G730 (waterproof)

0:44

SIP POE Column Speaker (waterproof) OBT-NP730

0:45

Luxury Wall Fitted Speaker OBT-584C

0:41

Connection of IP SIP POE Ceiling Speaker OBT POE611

0:45

IP SIP POE Ceiling Speaker OBT POE611

1:51

SIP POE Speaker OBT-9806 Combination with POE Switch

0:51

IP SIP POE Wall Mounted Speaker OBT-9806