Project Description

  • dual drive
  • dual driver earbuds
  • dual driver earphones
  • dual driver headphones

D2 Dual Driver Earbuds

  • Low sound loss,Compatibility control

  • Double resolution,three sizes of tips for your choice

  • Chip built-in DSP, professional EQ adjustment, pure sound quality

  • Hotselling item of online and offline

  • Stock MOQ :  50 piece / color

  • OEM MOQ  : 1000 piece / color

Please contact us for a quote on this model.

Brand Name :LANGSDOMModel Number :D2
CommunicationwiredConnectors USB
Impedance16ΩCable FeatherWound Built-in
Driver Size6mmReceive sensitivity 115±3dB
Color black,whitePlug-Type3.5MM Gold-plated
Frequency 20Hz~20KHzCable Length1.20m 

dual driver earphones dual driver earbuds dual driver headphones

Langston Group 

which owns HongKong Langston Group Limited, Langston (Dongguan) Ltd, Langston (Guangzhou) Electronic Technology Co., Ltd., Dongguan Langston Electronics Co., Ltd.,Dongguan Peisheng Investment Co., Ltd.and other subsidiaries.

2004 : Guangzhou Langston Electronics Co. Ltd and brand “Langston”has been registed, the first flag store has been settled in Nanfang Building in Guangzhou.

2006: Dongguan Langston Electronic Co. Litd has started working, specialized in producing earphone and drivers. At the meantime, the 2nd flag store has been settled in Huaqiangbei Shenzhen.

2008:  Opened store on www.1688.com, and the 3rd flag store has been settled in Zhongbai Guangzhou.

2010 :  The Langston brand agency has reached to 300 in China.

2011:  Langston started to attend to many Electronic Fairs in China and overseas, has made a good impression on the fairs.

2013:  Langston Group Limited has been registered and opened Tmall, taobao, Sunning oneline store, sales have been keeping increasing, has made good brand impression to customers. At the meantime, Langston started developing nd producing Bluetooth earphone.

2014: Langston Group Limited has been registered and opened TMALL store, sales have been keeping increasing, has made good brand impression to customers. At the meantime, Langston started developing Bluetooth earphone.


Be continued…..  Read More

 What’s the standard MOQ?
Wholesale: 200pcs; OEM: 1,000pcs.

Can I get Free sample?
We offer stock sample for free; Cost range at $30 – $200 for out-of-stock sample or to be with custom logo. Freight cost collected.

What should I provide for OEM projects?

We need artwork at AI, EPS, PDF etc to create e-proof base on your artwork within 1-2 days.

What’s the QC process?
We have at least 3 inspections for each order – logo printing, mid-inspection, final inspection.

What’s the trade term?
EXW, FOB China port, CIF, DDU, DDP.

Can I get some back up piece?
We offer a few piece back-ups for OEM order with freight cost collected; No free back-up is available for wholesale orders.

Why choose us:

  1. We promise to reply with details within 24 hours
  2. Reasonable pricing for each of wholesale, OEM, ODM project
  3. Three inspections for each order; AQL standard
  4. Perfect match production schedule for each order
  5. Considerate before sale & after sale service.

TO: MODEL D2

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TAGS: bluetooth earphone , tws earphones , wireless headsets