professional manufacturer of electronics products, specializing in designing, development, production, sales&service.

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BM4D wood speaker

The reason why the wood speaker exists in the box is mainly to prevent the sound wave signals on the front and back of the speaker diaphragm from directly forming a loop, so that only high-frequency and intermediate-frequency sounds with very small wavelengths can be transmitted, while other sound signals are Superposition cancels out.

Product serial numbe:

1417193113893097472

Category:

Wireless speaker

Inquiry

Product Description

The company owns two factories, one of which is committed to manufacturing calculators, another focuses on the production&development of mobile powers and bluetooth speakers, so, our products cover:

1) students calculators ranging from primary school, junior middle school, to high middle school calculators

2) wireless speaker

3) mobile powers

We have passed the CE/ FC/ ROHS accreditation, and ISO9001 and ISO14001 accreditation.

Our products’ quality is very stable and superior, and the performance or parameters are outstanding.

BLUETOOTH AUDIO

CALCULATOR

Product Parameters

Model Number	Color	Description	More details
BM4D	Wooden speaker	Loudspeaker output: 3W（4Ω）	Carton size:478X283X235mm
		Battery: 700mAh
		Playbacktime: 5~6h	packing quantities:40Pcs
		Working voltage: DC3.7V～4.2V
		Bluetooth Version: V5.0	Carton net weight:4.7kg
		Dimension:61*40mm Net weight:80g
		THD: <1% S/N: >90DB	Carton gross weight:5.5kg
		Transmitting Frequency: 20Hz-20KHz
		Material Plastic: Wooden	ODM&OEM
		Bluetooth range:10m