BM4D wood speaker
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.
|Loudspeaker output: 3W（4Ω）
|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
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TIANYAN is a professional manufacturer of electronics products.