Wholesale K-905B 5inch DC5V/2A hifi ceiling speaker Active bluetoooth speaker

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K-905B 5inch DC5V/2A hifi ceiling speaker Active bluetoooth speaker

01

Product category

K-905B 5inch DC5V/2A hifi ceiling speaker Active bluetoooth speaker

Features:

  • 5inch DC5V/2A Active bluetoooth 8ohm ceiling speaker
  • Full range ceiling speaker. 20mm cone woofer
  • The bluetooth is the first level
  • 1-way line input 30s no audio input
  • It is will be cut down the power 1 active connect 3 passive with stereo best sound

03

DATA INFORMATION

ITEM

K-905

K-905B

RMS POWER

6W

6W

MAX POWER

10W

10W

POWER INPUT

AC120-230V/50Hz

DC5V/2A

IMPEDANCE INPUT

SENSITIVTY

90dB

90dB

FQ RESPONSE

90-18Khz

90-18Khz

LOUDSPEAKER

5“(Φ120mm)20 cone

5“(Φ120mm)20 cone

OUTSIDE SIZE

170×85mm

170×85mm

HOLE SIZE

Φ150mm

Φ150mm

INNER BOX SIZE

185×123×276mm

185×123×276mm

MATERIAL

ABS

ABS

COLOR

WHITE

WHITE

N.W.

0.67kg

0.67kg

04

PRODUCT DETAILS

05

installation drawings

How to install

  • Installation schematic:


    1. On the ceiling,holes are opened according to the mounting size.


    2. Aim the horn at the opening hole, and open the spring clip.


    3.Push up hard to make the little flower horn Flatten close to the ceiling surface.

  • Dimensions

  • Circuit schematic:

  • Wiring instructions:

    The amplifier output COM needs to be connected to the black wire when wiring, and the amplifier 8Ω output is connected to the required corresponding wire.

06

Packing


inner box


carton

Packing list

ITEM

SIZE(cm)

PCS/CTN

CBM (m3)

N.W. (kg)

G.W. (kg)

20GP(pcs)

40HQ(pcs)

K-905

44.5*36.5*36

20

0.058

13.40

15.95

8960

22760

K-905B

44.5*36.5*36 20 0.058 13.40 15.95 8960 22760

Accessories:

Required

——

Matching

——

07

THE SCENARIO


SCHOOL


MEETING ROOM


BUSINESS-CLUB


SHOPPING MALL


AIRPORT/METRO


LIVING ROOM

08

COMPANY INFORMATION

PANORAMA

PANORAMA

Injection

Injection

TRANSFORMER

TRANSFORMER

LOUDSPEAKER

LOUDSPEAKER

Electronic PCB

Electronic PCB

Assembly

Assembly

inspection room

inspection room

Silence room

Silence room

sample room

sample room

09

Certificate

  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate
  • Certificate

Ningbo Cooma Acoustics Co., Ltd.

Ningbo Cooma Acoustics Co., Ltd. is a K-905B 5inch DC5V/2A hifi ceiling speaker Active bluetoooth speaker Suppliers and K-905B 5inch DC5V/2A hifi ceiling speaker Active bluetoooth speaker Company, mainly producing ceiling speakers, wall speakers, column speakers, Bluetooth speakers, power amplifiers, mixer amplifiers and other public broadcast peripherals and intelligent speakers.

The company was founded in 2009, plant area of 15,000 square meters, the existing more than 200 employees, the company in the entire daily operation process to fully implement the ISO9001 quality management system, to systematize, standardize, standardized operation, to ensure long-term stability to provide high-quality products. Our products have CE, ROHS2.0, IP65 and other international safety certifications, which can meet the mandatory requirements of customers around the world for various safety certifications.

The company gives priority to the introduction of fully automated speaker unit production lines, reducing the accumulation of products in progress, streamlined production to ensure that each unit has a high yield and consistency, which is not only a strong guarantee for product production delivery, but also a strong guarantee for product quality.

Today's Cooma has become a professional audio production enterprise integrating R&D, production, sales and service, always taking high-quality guarantee and professional service as the brand commitment, taking the long-term value of customers as the brand core, adhering to the development concept of product quality, production scale, operation specialization, business regionalization, and management differentiation, tree quality banner, and do high-quality enterprises.

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