EC21 Product Catalogs - 300mah

Blutooth 5.49 AI Translation OWS Wireless Earphone

20250401

Feature: Power digital display. Bluetooth version:5.49. Earphone capacity:50mAh. AI translation (optional). Charging bay:300mAh. OWS Open Wearable Stereo. 72 ultra long endurance strong reserve

BJBJ A97 Pro TWS Earbuds Wite Smart Digital Display

20241025

time:1.5 hoursCharging voltage:DC 5VFrequency range:20-20000HzTransmission distance:10m-15mBattery capacity:33mAhCharging case:300mAh BJBJ A97 Pro TWS Earbuds Wite Smart Digital Display

IPX7 Waterproof, Bone Conduction Headphones, Sports Headphone, 2022 New Arrival, Open Ear Design

20240919

BC300 bone conduction headphones, IPX7 waterproof, with oval speakers, from original China factory, Shenzhen winto technology Co., ltd BC300 is winto's flagship model in 2022. 1.Bluetooth Version: V

Bluetooth Wireless Earphones, TWS Earbuds with String, Headphones with ENC

20240718

300mAh,up to 500mAh • Charging time for earbuds: 1.5 hours • Charging time for case: 2 hours • Playing time: Up to 4 hrs (Varies by volume level and content), Up to 20 hrs on the go (~3 times r

Cat Ears OEM Service Bluetooth Headphone for Children

20240617

Specification: -Function: AUX, BT -Bluetooth version: 5.0 JL -Driver Size: 40mm -Impedance: 32Ω -Battery: 300 mAh lithium polymer DC5V1A -Working time: 6-7 hours -Charging time: 1-2 hours -Transmiss

VJE901 American Retro Headphones for Mobile and Computer Universal Wireless Headphones

20240518

300mah power for a long time, enjoy a long time of music listening only 2 hours full charge, playing music for about 12 hours. Optimized details, Peng Xian comfort. Comfortable ear pad, skin-friendly

T10 Tws Earbuds with Large Capacity Can Support To Customize Logo On Digital Display

20240506

T10 tws earbuds with large capacity can Support to customize logo on digital display Waterproof TWS Wireless Earphone 3500mAh Charging Box Power bank For Phone 60mAh Earbuds Battery 4-6Hour Play Time

XKT10 PRO Monster TWS Earbuds Wireless CE Certificate with Neon Light

20231214

300mAh, you can enjoy up to 5 hours of continuous music playback. Plus, you won’t have to worry about recharging it often, thanks to the Type-C port. The Bluetooth version 5.3 ensures an uninterrup

Wholesale Factory Private Model K1 Wireless TWS Earphones Earbuds Blue Tooth Headset Earbuds

20230301

Feature Wireless Earphones : Latest Blue Tooth V5 Technology. 300 mAh long-term use of high-capacity batteries. Designed for sport, wearing sturdy clothes. subwoofer stereo. High Definition Microphon

True Wireless Stereo Earbuds 5.0, Wilreless Earphones

20210514

300mAh Charging Times for Earbuds 6 times Size 56*43*21mm Earbuds Info Control Way Touch Control Battery 40mAh Music Playing Time 4 hours Size 43*17*7mm Battery Case Standby Time 100hours Packing Inf

Hot Active Noise Cancelling Bluetooth ANC Headphone

20200402

mAh Lithium Battery; Power output: 35mW; Noise reduction frequency range: 40-600Hz; Maximum Noise reduction Level: 20+/-2dB; Noise Reduction central frequency: around 100Hz-300Hz; Working distan

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

20201113

mAh/3.7V Li-Polymer Charging Case Battery Capacity 300mAh/3.7V Li-Polymer Earphone Charging time 1Hour Charging Case Charging Time <2Hours Charging Case for Earphones Charging 3 Times Duration >16Hou

QS9 Open Ear Headphones BLUETOOTH5.3 Headset Wireless Earphones

20231128

Bluetooth call、Bluetooth music、Voice Assistant Technical parameters： jieli AC6973 ； Loudspeaker：15*11 DRIVERS； Battery：lithium 60mAh*2(earbuds)/300mAh:300mAh(case)； Charging mode：ty