5.3 Wireless Bluetooth Headset, Full-Ear Heavy Bass Plug-In Card, Foldable And Telescopic Plug-In Cable For Communication Features: Product name: Bluetooth headset Item model number: D-816-031 Bluetooth: 5.3 Impedance: 32 Ω±15% Transmision distance: 10 m Frequency: 20 HZ-20 KHZ Operating current: 30mA Sensitivity: 114 + 3 dB or 114 - 3 dB Charging port: Type-C Charging time: 90 minutes Working voltage: 3.7 V-4.2 V Earphone battery capacity: 400 mah Product size: 18.0x19.0x8.8 cm( 6.92x7.48x2.95 inch) Package size: 18.5x14.5x9.3 cm( 7.28x5.71x3.66 inch) Gross weight: 310 g/0.683 lb Product Description: HD lossless subwoofer, push-button control, digital noise reduction for lossless calls, intelligent noise filtering, clear Bluetooth calls. 400mAh large battery, low energy consumption chip, long battery life. Folding retractable design: satchel with, to be traveled with music, high-definition microphone, intelligent active noise cancellation, no matter where, calls are high-definition. Use type-c jack, support fast charging. Skin-friendly-materials, all-ear design, breathable but not stuffy, fit the ear, no feeling to wear, avoid discomfort, can also be used during exercise, immersive breathable earmuffs, comfortable to wear. Fully Android and IOS systems, support a variety of devices. Sports without fear of sweat, daily--and-dustproof. Instructiongs: Because the size of the product is measured manually, there may be errors. Product Includes： 1x Bluetooth Headset 1x Manual 1x Data Cable 5.3 Wireless Bluetooth Headset, Full-Ear Heavy Bass Plug-In Card, Foldable And Telescopic Plug-In Cable For Communication Txmfgh 5.3 Wireless Bluetooth Headset with Foldable Design - Full-Ear Heavy Bass, Telescopic Cable for Communication, Ideal for Sports and Daily Use on Android and iOS Systems 5.3 Wireless Bluetooth Headset with Foldable Design - Full-Ear Heavy Bass, Telescopic Cable for Communication, Ideal for Sports and Daily Use on Android and iOS Systems Home Decor Wall Decor Home Accessories Home Accents Decorative Accents Home Furnishings Home Goods Interior Decor Housewares Home Essentials Home Improvements Home Upgrades Home Renovations Home Makeovers Home Designs Home Styles Home Trends Home Comforts Home Innovations Home Solutions Home Utilities Home Necessities Home Wall Sconces Home Vanity Lights Home Bathroom Lights Home Kitchen Lights Home Outdoor Lights Home String Lights Home LED Lights Home Solar Lights Home Light Bulbs Home Light Fixtures Home Light Accessories Home Area Rugs Home Carpets Home Runners Home Mats Home Floor Coverings Home Floor Mats Home Door Mats Home Bathroom Mats Home Kitchen Mats Home Outdoor Mats