EC21 Product Catalogs - 20mw

Best Sound Quality Wired Active Noise Cancelation ANC Headphone

20200402

1. Input terminals: DCФ3.5DC Plug 4 2. Working voltage: 3.7V 3. Maximum output power: 90MW 4. Noise level :20db 5. Signal to noise ratio (SNR): ≥ 90db 6. Power supply: 600mA lithium battery 7. Rat

True Wireless Stereo Earbud V5.0 with Type C Charging Port

20210624

20KHz Frequency Range 2.402Ghz-2.480GHz Rated Power 3mW Impedance 16Ω Battery Input Type C Charging Case Battery 300mAh Battery Case Charging Time < 150 minutes Battery Case Standby Time 150 hours T

TWS, (Change Face) Bluetooth Earbuds, CE ROHS Bluetooth Headset,Headphone

20201113

mW Maximum Power 5~10mW Sensitivity(S.P.L) 92±3dB Frequency Response 50hz-20Khz Mic Dual Mics Earphone Dimension 24*17*24mm Charging Case Dimension 64*49*36mm Power Indicator Blue/Red Connection Ind

Wideband NC Monaural Headset

20170714

20~20,000 Hz Sensitivity -47dB±3dB Speaker 30mm Impedance 150 ohm Sensitivity 104db±3dB Max. Input 100mW Weight Net 70g Gift Box Dimension 195 x 155 x 55 mm Optional HIS Solution

Multimedia Headset Work with Computers

20200614

Driver Unit: 15mm Impedance: 32 ohm Sensitivity: 108dB+/-3dB at 1KHZ Frequency Response: 20-20,000HZ Max Input Power: 60mW Microphone: 6*5mm Polar Pattern: omni-directional Sensitivity: -58±3dB Freq

Cheap Earphone in ear for Mobile Phones, Computer, MP3 Music Player, OEM Factory.

20140519

20~20000Hz *Sensitivity at 1KHz 110+/-5 dB *Impedance 32+/-15% Ohm *Cable length Approx.1.5m *Maximum power input 100mW *Plug(mm) 3.5 Stereo *Accessory Volume Control Our main products include: 1) C