---
product_id: 354203235
title: "B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black）"
brand: "tecno"
price: "¥19753"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/354203235-b1-bluetooth-headphones-bluetooth-earbuds-wireless-with-38hrs-playtime-wireless
store_origin: JP
region: Japan
---

# 38Hrs Playtime 500Hrs Standby IPX5 Waterproof B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black）

**Brand:** tecno
**Price:** ¥19753
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Sound Game with TecnoB1!

## Quick Answers

- **What is this?** B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black） by tecno
- **How much does it cost?** ¥19753 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/354203235-b1-bluetooth-headphones-bluetooth-earbuds-wireless-with-38hrs-playtime-wireless)

## Best For

- tecno enthusiasts

## Why This Product

- Trusted tecno brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Crystal Clear Calls:** Enjoy noise-free conversations with advanced sound tech.
- • **Uninterrupted Sound:** Experience 38 hours of immersive audio bliss.
- • **Comfort Meets Security:** Customizable fit for every adventure, ensuring you stay active.
- • **Lightning-Fast Charging:** Get back to your groove in under 2 hours.
- • **Universal Compatibility:** Seamlessly connect with all your devices, iOS or Android.

## Overview

The TecnoB1 Bluetooth Headphones offer an impressive 38 hours of playtime and 500 hours of standby, powered by a quick-charging 300mAh battery. With advanced Bluetooth 5.0 technology, these headphones ensure high-fidelity audio and a stable connection. Designed for comfort and security, they come with multiple ear tips and hooks, while the IPX5 waterproof rating makes them perfect for any weather. Enjoy exceptional sound quality and noise reduction for an unparalleled listening experience.

## Description

Tecno B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black）

## Features

- 【500 HRS Standby Time & 38 HRS Play Time】: With in-built 300mAh battery, TECNO B1 Bluetooth Headphones with Microphone has great battery life with 500 hrs standby time and 38 hrs playtime. Boost Charging Technology enable fully charged in less than 2 hours. Sports headphones bluetooth let you enjoy wonderful music when traveling and doing sports.
- 【Amazing Sound Quality Stereo】: 13.6 MM Customized dynamic drivers ensure bluetooth wireless headphones amazing sound quality for extraordinary clarity and detail. Environment noise reduction design allows you surfing music or making phone call without any disturb.
- 【Bluetooth 5.0 Technology】: TECNO B1 Wireless earbuds Headphone adopt the latest Bluetooth 5.0 technology,which delivers high-fidelity audio for a more stable connection and stronger signal transmission. Compatible with both iOS and Android devices, tablets, laptops, TV,etc.
- 【Comfort and Secure Fit Design】: TECNO B1 Bluetooth Headphones design for delivering most comfortable wearing experience. 2 pairs of ear tips and 3 pairs of secure-fit ear hooks included in box for replacement.
- 【IPX5 Waterproof and Magnetic Design 】: TECNO B1 Bluetooth Headphones adapts internal nano-coating protective layer, IPX5 Waterproof Rate withstand all weather condition. Built-in Magnet design makes it easy to carry everywhere without worry.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08X2JSMHZ |
| Additional Features | Android, Microphone Included, Noise Isolation, Sweatproof, iOS, sports-and-exercise, water-resistant, wireless |
| Age Range Description | Adult |
| Antenna Location | Exercising, Running |
| Audio Driver Size | 13.6 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Battery Average Life | 38 Hours |
| Battery Charge Time | 2 Hours |
| Best Sellers Rank | #13,599 in Electronics ( See Top 100 in Electronics ) #939 in Earbud & In-Ear Headphones |
| Bluetooth Range | 10 Meters |
| Bluetooth Version | 5.0 |
| Brand | Tecno |
| Built-In Media | Cable, User Manual |
| Cable Features | Without Cable |
| Carrying Case Color | Black |
| Carrying Case Material | Metal |
| Color | Black |
| Compatible Devices | Laptops, Tablets, Television, iOS and Android devices |
| Connectivity Technology | Bluetooth 5.0, Wireless |
| Control Method | Touch, Voice |
| Control Type | Button Control |
| Controller Type | touch and voice |
| Customer Package Type | FFP |
| Customer Reviews | 4.0 out of 5 stars 5,667 Reviews |
| Ear Placement | In Ear |
| Earpiece Shape | Rounded Tip |
| Enclosure Material | Metal |
| Form Factor | In Ear |
| Frequency Range | 20 Hz - 20,000 Hz |
| Headphone Folding Features | In Ear |
| Headphone Jack | None (Wireless) |
| Headphones Ear Placement | In Ear |
| Impedance | 140 Ohms |
| Item Height | 1 inches |
| Manufacturer | TECNO |
| Model Name | TECNO Bravo B1 |
| Model Number | TecnoBravo B1 |
| Noise Control | Sound Isolation |
| Number of Items | 1 |
| Series Number | 1 |
| Specific Uses For Product | Sports and Exercise, Travel |
| Style Name | Contemporary |
| Subject Character | no character |
| Theme | Video Game |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** Tecno
- **Color:** Black
- **Ear Placement:** In Ear
- **Form Factor:** In Ear
- **Impedance:** 140 Ohms

## Images

![B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black） - Image 1](https://m.media-amazon.com/images/I/51-3asv22LL.jpg)

## Questions & Answers

**Q: Where are the controls?**
A: The power on/off and volume controls are on the piece where it’s charged.

**Q: Are they low latency for tv watching?**
A: YES.they low latency for tv.

**Q: Where can you get replacement silicone covers?**
A: You can then buy the appropriate replacement model on Amazon.

## Frequently Bought Together

- Tecno B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 60Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones（Black）
- TONEMAC N18 Neckband Bluetooth Earbuds, Wireless Bluetooth 5.2 Headphones with Microphone, Ultra-Lightweight Comfort, IPX7 Waterproof, Deep Bass Strong Beat, 20H Playtime, Magnetic Earphones -Black

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**Shop now:** [https://www.desertcart.jp/products/354203235-b1-bluetooth-headphones-bluetooth-earbuds-wireless-with-38hrs-playtime-wireless](https://www.desertcart.jp/products/354203235-b1-bluetooth-headphones-bluetooth-earbuds-wireless-with-38hrs-playtime-wireless)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-28*