INQUIRY
How to Choose Headphones with Different Shapes
Whether it's studying, working, listening to music, or watching videos, everyone wears headphones these days, not only for convenience but also for a more immersive listening experience. There are various types of headphones on the market, including earcup, in-ear, semi-in-ear, neckband, ear hook, ear clip etc.
To help you understand them better and make a better choice:


  • diamond hand polishing pads for ceramic stone marble S220

    S220

    Bluetooth version: V5.0 Driver Unit : 10mm Support : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hou
  • diamond hand polishing pads for ceramic stone marble i12

    i12

    Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hour
  • diamond hand polishing pads for ceramic stone marble i9S TW earbuds

    i9S TW earbuds

    Specifications : Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging t
  • diamond hand polishing pads for ceramic stone marble BS202

    BS202

    Bluetooth version: V5.0 Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4G Rated Power : 3mW Rated Current : 350ma Impedance : 32Ohm Earbud battery : 50mAh each side Charging box : 300mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Music time : around 6 hours Talking time : around 6 hours Standby : 200
  • diamond hand polishing pads for ceramic stone marble BS201

    BS201

    Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hour
  • diamond hand polishing pads for ceramic stone marble BS168

    BS168

    Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hour
  • diamond hand polishing pads for ceramic stone marble BS122

    BS122

    Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hour
  • diamond hand polishing pads for ceramic stone marble BS113

    BS113

    Bluetooth version: V5.0 Driver Unit : 10mm Suport : HSP1.2,HFP1.6,A2DP1.3,AVRCP1.5 Rated Voltage : 3.7V Rated Frequency : 2.4GHz, Class2 Rated Power : 3mW Rated Current : 350ma Impedance: 32 Ohm±15% Earbud battery : 30mAh Charging box : 200mAh Charging rate : 5V/1mA Range: 10 meters Sensitivity: 103 dB Frequency: 20-20,000 Hz Standby : 3 months Charging time : Earbud 1 Hour
  • diamond hand polishing pads for ceramic stone marble HD999

    HD999

    Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b
  • diamond hand polishing pads for ceramic stone marble EP702

    EP702

    Superior Sound Quality: Bluetooth 5.3chipset ensures fast and stable connection and pairing, and produce incredible sound quality with deep bass and crystal clear treble. You can enjoy different music styles as you wish.
  • diamond hand polishing pads for ceramic stone marble EP687

    EP687

    Specifications : Wireless Version:5.3 Sensitivity : 94dB± 3dB Battery Capacity: 300mah Working time : about 15 hours Frequency Range: 20Hz-20kHz Working distance: 10-15m Charging socket: Type-C Operation frequency: 2.4G Mic. Sensitivity: 42 ± 3dB (1KHz) Charging voltage: 5V/1A Full charging time : about 2 hours
  • diamond hand polishing pads for ceramic stone marble EP609

    EP609

    Bluetooth Version : JL Version : V5.3 Support : HFP , HSP , AVRCP , A2DP Battery : Polymer Lithium battery Battery capacity : 800mAh Charging time : around 3 hours Charging Voltage : 5V Talking time : 60 Hours Driver : 10mm Distance : 10m Sensitivity : 96+/-3dB Frequency response : 20-20K Hz Impedance : 32 Ohm +/-15% Wave : 50Hz-5khz 3dB
  • diamond hand polishing pads for ceramic stone marble EP510

    EP510

    Bluetooth version: V5.0 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b
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