We are TC Technology (Group) Int&＃039;l Ltd. based in , China. We are member of Tradekey.com since May, 2010. Our business is related to Electrical & Electronics Supplies industry and we specifically deal in Microphone. Please find our product details below: MP3 earphone Multi color available at your request. Imprint Customer Logo are available for MP3 earphone. MP3 earphone with excellent sound quality Earphone for Ipod with sponge in-ear design. Earphone comply with RoHs/CE requirements. MP3 earphone Specifications: Driver unit : Diameter 15mm Impedance : 32ohms Sensitivity : 109dB+/-3dB Max input power : 15mW Frequency Response : 20Hz-20, 000Hz Cord length : 1.2m+/-3% Plug type : 3.5mm stereo In-ear earphone In-ear earphone with soft silicon ear bud, super comfort. high quality in-ear earbud conform with ROHS&CE. Fashionable design and new decoration feeling. Earpiece adapt to all MP3/MP4 and other digital products. Multi color available at your request. Imprint Customer Logo are available. Specifications: Driver unit : Diameter 10mm Impedance : 32ohms Sensitivity : 109dB+/-3dB Max input power : 15mW Frequency Response : 20Hz-20, 000Hz Cord length : 1.2m+/-3% Plug type : 3.5mm stereo In-ear earphone In-ear earphone with soft silicon ear bud, super comfort. high quality in-ear earbud conform with ROHS&CE. Fashionable design and new decoration feeling. Earpiece adapt to all MP3/MP4 and other digital products. Multi color available at your request. Imprint Customer Logo are available. Specifications: Driver unit : Diameter 10mm Impedance : 32ohms Sensitivity : 109dB+/-3dB Max input power : 15mW Frequency Response : 20Hz-20, 000Hz Cord length : 1.2m+/-3% Plug type : 3.5mm stereo MP3 earphone Multi color available at your request. Imprint Customer Logo are available for MP3 earphone. MP3 earphone with excellent sound quality Earphone for Ipod with sponge in-ear design. Earphone comply with RoHs/CE requirements. MP3 earphone Specifications: Driver unit : Diameter 15mm Impedance : 32ohms Sensitivity : 109dB+/-3dB Max input power : 15mW Frequency Response : 20Hz-20, 000Hz Cord length : 1.2m+/-3% Plug type : 3.5mm stereo Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.