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Qtenboard Display Technology Co.,Ltd.

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City:shenzhen

Country/Region:china

Contact Person:MissQueenie

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China Qtenboard Professional Audio 8/10/12/15 Inch Two Way Passive Full-Range Conference Speaker for School Teaching wholesale

15 Inch Two Way Passive Full-Range Conference Speaker for School Teaching

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power source :DC adapter

support app :NO

battery :Yes

number of loudspeaker enclosure :2

woofer size/full-range size :1"

feature :None

communication :usb, wifi, Audio Line

pmpo :50-100W

support memory card :Yes

output power :30-50W

remote control :Yes

frequency range :55Hz-20KHz

display screen :NO

voice control :NO

built-in microphone :Yes

private mold :NO

battery charging time :1-3 hours

estimated battery life :less than 3 hours

supported audio codecs :WAV

support microphone :Support wireless connection

with handheld microphone :With 1 microphone

brand name :Qunmao

bluetooth standard :Bluetooth V3.0

model number :QM-YX680

Use :Other

channels :2 (2.0)

Battery Capacity(mAh) :200-500mah

led lighting :no light

Battery Capacity :<200mah

Waterproof Standard :NO

2.4G digital radio frequency technology :effectively avoid transmission interference

1000 sets of non-channeling frequency :meet the needs of large-scale use in the same place

compact 2.4G signal receiving box :to avoid electromagnetic interference inside the speaker

With a broadcast priority interface :automatically switches when there is a broadcast signal

input :One stereo RCA input, one microphone input

speaker :wall-mounted installation accessories

Rated power :≥50W

rated impedance :4Ω

receiving frequency :2400~2483.5MHz

receiving sensitivity :82dB

MOQ :100 pieces

Price :CN¥1,048.46/pieces 100-999 pieces

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Qtenboard Professional Audio 8/10/12/15 Inch Two Way Passive Full-Range Conference Speaker for School Teaching

Host parameters:

1. Use 2.4G digital radio frequency technology to effectively avoid transmission interference, and use 1000 sets of non-channeling frequency at the same time to meet the needs of large-scale use in the same place.
2. External integrated compact 2.4G signal receiving box (no exposed antenna) to avoid electromagnetic interference inside the speaker and enhance signal stability and sensitivity.
3. With a broadcast priority interface, it automatically switches when there is a broadcast signal.
4. One stereo RCA input, one microphone (environmentally friendly microphone jack comes with DC+6V power supply) input; the speaker comes standard with wall-mounted installation accessories, which is simple and convenient to hoist.
Rated power: ≥50W; rated impedance: 4Ω; receiving frequency: 2400~2483.5MHz; receiving sensitivity: 82dB; working temperature:-20~75 degrees.
5. Driver: 5.5-inch long-stroke bass driver, one tweeter; Interface: 1-channel broadcast input (70V-110V input), 1-channel stereo RCA, 1-channel microphone interface; Sensitivity: 85dB/1W/1M; Signal-to-noise ratio: 75dB; Maximum sound pressure level: 78dB;
Crossover: 1.8KHz.
6. Box type: phase reflex type; Box and exterior: wooden (black) box, steel mesh.

Microphone parameters

7. Use 2.4G digital radio frequency technology to effectively avoid transmission interference. Use 1000 sets of non-channeling frequency at the same time to meet the needs of large-scale use in the same place.
8. Automatically enter the pairing state when turned on. After successful pairing, there will be a prompt sound and automatically switch to the receiving state.
9. The intuitive LED LCD screen displays various technical parameters, digital volume adjustment, signal strength, and battery remaining information; it has a good windproof effect and clear sound quality.
10. The microphone has a laser pointer function and has up and down page turning buttons (the optional page turning module can realize wireless page turning, and can also black out the screen with one button when playing PPT files).
11. The microphone has a built-in microphone head, which can be used in both handheld and lavalier modes. It also has a 3.5mm external microphone interface, which can be used with a universal lavalier or head-mounted microphone or transmit other audio files. The microphone can be paired with any host. It will enter the energy-saving standby state within 60 seconds without signal or operation, and will automatically start when there is a signal or operation. There is no need to pair the frequency, the battery has low loss, and it can work continuously for more than 8 hours when fully charged.
12. The microphone uses a rechargeable lithium battery with a detachable interface, and is equipped with a travel (or USB charger) charger, which is more convenient to use. There is a prompt sound when the microphone is turned on, and the volume of the microphone can be adjusted.

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