--- product_id: 31839296 title: "Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black" brand: "innfast" price: "2447839₫" currency: VND in_stock: true category: "Wireless Phone Accessory" url: https://www.desertcart.vn/products/31839296-bluetooth-headphones-with-build-in-mic-innfast-bluetooth-v4-1 store_origin: VN region: Vietnam --- # Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black **Brand:** innfast **Price:** 2447839₫ **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black by innfast - **How much does it cost?** 2447839₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/31839296-bluetooth-headphones-with-build-in-mic-innfast-bluetooth-v4-1) ## Best For - innfast enthusiasts ## Why This Product - Trusted innfast brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Enjoy the Fruitful Technology 　 Strong and Stable Bluetooth Signal Latest Bluetooth V4.1 with APT-X codec and CSR 8645 boost the signal 2 times, fast and easy pairing with 99% Bluetooth-enabled devices and Apps with lower power consumption and superior performance. 　 Ideal to Use at Gym, Home and Outdoor 　 The headphones are designed to be sweatproof for use when you are doing exercise at gym, home and outdoor. The behind-the-neck wireless  design and the control keys free you from the restrain of cables while doing exercise and enable you to easily control music and phone calls. Super Long Play Time 　 With built-in large capacity battery, you can get 6-8 hours talking/playing time,and about 150 hours standby time. Specifications: Bluetooth Specification: 4.1+EDR Bluetooth Chips:CSR 8645 Bluetooth Profile: HFP1.6，HSP1.2，AVRCP1.4，A2DP1.2 Supports APT-X feature (HiFi stereo) RF Range: 8 to 10m Noise reduction: CVC6.0 Supports iPhone battery display Stand-by time: about 180 hours Calculating Conversation Time: about 5 hours Charging time: About 2 hours Package Contents: Sports Bluetooth Headphones x 1 USB Charger Cable x 1 Storage Box x 1 User Manual x 1 Ear Hook x 2 Ear Tip x 6 ## Features - Latest Bluetooth V4.1 and CSR 8645 boost the signal 2 times, fast and easy pairing with 99% Bluetooth-enabled devices and Apps with lower power consumption and superior performance - Built in HD microphone with CVC6.0 noise cancellation and audio enhancement technology give Bluetooth earphones Hi-Fi stereo sound - Built-in ceramic antenna ensures stable and strong signal even when you are jogging or doing other exercise and gives you high fidelity and clear audio experience - The behind-the-neck wireless design and the control keys free you from the restrain of cables while doing exercise and enable you to easily control music and phone calls - Up to about 5-hour playtime after one full charge, build-in rechargeable Li-battery for quick easy charging. Power meter displayed on iPhone, iPod touch, iPod nano, iPad, iPad mini, MacBook or iMac ## Images ![Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black - Image 1](http://ecx.images-amazon.com/images/I/41zP5FwMIsL.jpg) ![Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black - Image 2](http://ecx.images-amazon.com/images/I/410kH-dkS%2BL.jpg) ![Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black - Image 3](http://ecx.images-amazon.com/images/I/51kcF0w18iL.jpg) ![Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black - Image 4](http://ecx.images-amazon.com/images/I/51dQtdQCdPL.jpg) ![Bluetooth Headphones with Build-in Mic , InnFast Bluetooth V4.1 Wireless Stereo In-Ear?Headset Supports Noise-Cancellation Compatible with iPhone, iPad,Samsung,Other Devices-Black - Image 5](http://ecx.images-amazon.com/images/I/51Yr9ZM7djL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/31839296-bluetooth-headphones-with-build-in-mic-innfast-bluetooth-v4-1](https://www.desertcart.vn/products/31839296-bluetooth-headphones-with-build-in-mic-innfast-bluetooth-v4-1) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-18*